DIY Parts & Components

1. Product name: TPA6120 headphone amplifier board2. Chip type: TPA6120A23. Input voltage: Dual DC / AC 12-24V(recommend dual DC / AC 2V 30W)4. Output impedance: 8-600 Ohm5. Protection function: Short circuit protection, over temperature protection 6. Size: 80*52*19mm7. Weight: 45gSpecification: Package Weight One Package Weight 0.08kgs / 0.17lb One Package Size 12cm * 6cm * 2cm / 4.72inch * 2.36inch * 0.79inch Qty per Carton 200 Carton Weight 15.50kgs / 34.17lb Carton Size 50cm * 32cm * 22cm / 19.69inch * 12.6inch * 8.66inch Loading Container 20GP: 757 cartons * 200 pcs = 151400 pcs 40HQ: 1758 cartons * 200 pcs = 351600 pcs

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1. Brand new and high quality 2. The male ends meant for insertion into standard female sockets and the female ends are meant for insertion onto standard male headers 3. The cables can be separated to form an assembly containing the number of wires you require for your connection and to support non-standard odd-spaced headers 4. Made of high-grade copper wire material for safe and durable to use.Specification: General Material ABS Product Size 21*5.5cm Weight 30g Package Weight One Package Weight 0.06kgs / 0.13lb One Package Size 21cm * 6cm * 0.5cm / 8.27inch * 2.36inch * 0.2inch Qty per Carton 400 Carton Weight 15.20kgs / 33.51lb Carton Size 46cm * 32cm * 22cm / 18.11inch * 12.6inch * 8.66inch Loading Container 20GP: 823 cartons * 400 pcs = 329200 pcs 40HQ: 1911 cartons * 400 pcs = 764400 pcs

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Features1. The potentiometer adjusts the volume with a switch for easy control of the volume, making it good for DIY speakers.If it is a metal box, you need to bring out the Bluetooth antenna. 2. The copper DC connector is used to withstand high current and no heat. 3. Capacitor 470uf35V solid capacitors ensure power storage and heat dissipation, and stable power supply is a prerequisite for good sound quality. 4. Free DC head lead, compatible with the input power interface of this product, even if you do not have a DC head adapter or battery, it can be easily wired. 5. Bluetooth 5.0 version, the transmission efficiency is higher, the transmission distance is farther. Precautions for use: The power switch on the board is the standby switch. After the switch is turned off, the machine is in a low-power standby state. To completely turn off the power or unplug the DC plug on the machine for a long time.Specification1. Material: ABS plastic 2. Bluetooth version: 5.0 3. Adaptation supply voltage: 5-24V(optional 9/12/15/18/24V adapter, high power recommended high voltage) 4. Adapter speaker: 30-200W, 4 ohms, 8 ohms 5. Number of channels: Left and right stereo(stereo) 6. Bluetooth transmission distance: 15m(without occlusion) 7. Protection mechanism: Self-recovery overheat protection, self-recovery short circuit protection 8. Size: 55 x 38 x 17mm Tip: To have enough out put power if the input is sufficient and the supply voltage/current is sufficient. The power supply voltage is higher and the relative power will be larger. The speakers with different impedances will have different output power. In the case of sufficient voltage and current, the larger the ohms of the horn, the smaller the relative sound powre. Please pay attention! Power supply voltage: 12V--8 ohm speaker/12W(left channel) + 12W(right channel), 4 ohm speaker/20W + 20W 15V--8 ohms/18 + 18W, 4 ohms/greater than 30 + 30W 19V--8 ohms/32 + 32W, 4 ohms/greater than 45 + 45W 24V--8 ohms/38 + 38W, 4 ohms/greater than 50 + 50WSpecification: Package Weight One Package Weight 0.05kgs / 0.11lb One Package Size 13cm * 6cm * 3cm / 5.12inch * 2.36inch * 1.18inch Qty per Carton 200 Carton Weight 9.00kgs / 19.84lb Carton Size 32cm * 32cm * 53cm / 12.6inch * 12.6inch * 20.87inch Loading Container 20GP: 491 cartons * 200 pcs = 98200 pcs 40HQ: 1140 cartons * 200 pcs = 228000 pcs

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Product Features1. Output relay switching capability: Capable of controlling loads with voltages up to 250V. Requires a 12V power supply. 2. Small Size: The circuit board measures only 35x30x17mm. 3. User-Adjustable Operating Mode: Self-locking, interlocking, inching, and time-delay modes can be adjusted via pin short-circuit caps. 4. Learning Pairing: You can learn to pair with any remote controller with the same frequency (dont worry if you lose your remote during use; simply buy a new one and learn the code without having to replace the entire set, significantly saving costs).Technical Parameters1. Operating Voltage: DC 12V (3V/6V/9V/24V available on request) 2. Quiescent Current: Less than or equal to 10mA 3. Operating Temperature: -40 degrees Celsius to +80 degrees Celsius 4. Receiver Sensitivity: More than or equal to -95dB 5. Operating Frequency: Commonly 315MHz, 433.92MHz (other frequencies available on request) 6. Output Current: Less than or equal to 10A 7. Operating Mode: Inching, Self-Lock, Interlock, Delay (Adjustable) 8. Output Mode: Contact Output (AC and DC controllable)ApplicationsThis product uses an intelligent microprocessor control system and is suitable for garage door control, lighting control, remote curtain control, access control systems, and various motor control systems. It features a compact size, easy installation, and safe and reliable operation.Learn How to Pair Code1. Inching Learning Method: Press the pairing button on the control panel once. The LED indicator will flash once. Then, press the button on the remote control to be paired. The LED indicator on the control panel will flash several times, indicating successful pairing. 2. Self-locking Learning Method: Press the pairing button on the control panel twice. The LED indicator will flash twice. Wait until the LED indicator turns off. Then, press the button on the remote control to be paired. The LED indicator on the control panel will flash several times, indicating successful pairing. 3. Interlocking Learning Method: Press the pairing button on the control panel three times. The LED indicator will flash three times. After the LED indicator turns off, press the A and B buttons on the remote control to be paired. The LED indicator on the control panel will flash several times, indicating successful pairing. 4. 5-Second Delay Learning Method: Press the control panel pairing button 4 times in a row. The LED indicator will flash 4 times. After the LED indicator goes off, press the button on the remote control you want to pair. The control panel LED indicator will flash several times, indicating successful pairing. 5. 10-Second Delay Learning Method: Press the control panel pairing button 5 times in a row. The LED indicator will flash 5 times. After the LED indicator goes off, press the button on the remote control you want to pair. The control panel LED indicator will flash several times, indicating successful pairing. 6. 15-Second Delay Learning Method: Press the control panel pairing button 6 times in a row. The LED indicator will flash 6 times. After the LED indicator goes off, press the button on the remote control you want to pair. The control panel LED indicator will flash several times, indicating successful pairing.Precautions1. Do not operate with power on. Always turn off the power before operating. Only power on after confirming that everything is working properly. 2. If the remote control battery voltage is low, please replace the batteries immediately. (A low battery voltage in the remote control generally reduces the control range.) 3. When using wireless electronic products, avoid strong interference sources such as metal covers, large electronic devices, and electromagnetic fields to prevent the remote control from being too close to the receiver or causing it to malfunction. 4. Do not use this electronic product improperly. Improper use can reduce product performance and lifespan, and in severe cases, damage the product and pose a safety hazard. 5. The delay time setting is automatically set when entering learning mode. The delay time setting is linked to the number of times the learning button is pressed. Please pay special attention to this.Specification: Package Weight One Package Weight 0.07kgs / 0.15lb One Package Size 7cm * 6cm * 3cm / 2.76inch * 2.36inch * 1.18inch Qty per Carton 100 Carton Weight 5.50kgs / 12.13lb Carton Size 36cm * 25cm * 10cm / 14.17inch * 9.84inch * 3.94inch Loading Container 20GP: 2962 cartons * 100 pcs = 296200 pcs 40HQ: 6878 cartons * 100 pcs = 687800 pcs

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1. Power supply voltage: 9-12VDC input2. Waveforms: square, sine and triangle waves3. Impedance: about 600 ohms4. Frequency: 1Hz-1MHz5. Sine wave:-Amplitude: 0-3V (9V DC input)-Distortion: Less than 1 percent (at 1kHz)-Flatness: +0.05dB 1Hz-100kHz6. Square wave:-Amplitude: 8V (no load 9V DC input)-Rise Time: Less than 50ns (at 1kHz)-Fall time: less than 30ns (at 1kHz)-Symmetry: Less than 5 percent (at 1kHz)7. Triangle wave:-Amplitude: 0-3V (at 9V DC input) -Linearity: Less than 1 percent (up to 100kHz) 10mACircuit features:1. It can generate sine wave, triangle wave and square wave2. Frequency can be from 1HZ-1MHZ, frequency, amplitude adjustable3. 5-bit precision resolution, frequency adjustment with coarse and fine tuning4. Wide range of power supply, can use external power supply 9-12V or 9V battery 5. All direct insertion components, the number of components is small, simple installation and commissioningPrecautions for soldering and mounting, please follow the steps below:1. Components are welded to the front panel, from low to high principle, that is, the first welding low-end components, such as capacitors, resistors, diodes, etc.2. Welding IC sockets, terminals, and finally the power socket, adjustable potentiometer3. Behind the use of diagonal pliers to try to cut short pinsDebugging steps:1. After completing the welding of the IC, XR2206, pay attention to the direction of the IC, the insertion may damage the chip2. Check whether the IC is reverse, such as reverse, please correct in a timely manner3. Insert the power supply, the power supply is 5.5 x 2.1 port, inside and outside the negative pole, the power supply voltage is 9-12V, more than 12V waveform may be unstableSteps for use:1. Insert J1 jumper cap, SIN/TRI blue terminal output sine wave (note that J1, J2 can only be inserted into one of the)2. Insert J2 jumper cap, SIN/TRI blue terminal output triangle wave (note that J1, J2 can only be inserted into one)3. SQU blue terminal outputs pulse4. AMP: sine wave, triangle amplitude adjustment5. FINE: frequency fine-tuning6. Coarse: frequency coarse adjustmentSpecification: Package Weight One Package Weight 0.07kgs / 0.16lb One Package Size 10cm * 6cm * 2cm / 3.94inch * 2.36inch * 0.79inch Qty per Carton 360 Carton Weight 26.30kgs / 57.98lb Carton Size 50cm * 32cm * 32cm / 19.69inch * 12.6inch * 12.6inch Loading Container 20GP: 520 cartons * 360 pcs = 187200 pcs 40HQ: 1209 cartons * 360 pcs = 435240 pcs

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1) Shaft usage: 6mm X 6.35mm (0.236"x0.25") 2) Length: 25mm 3) Diameter: 20mm 4) Material: AluminumSpecification: Package Weight One Package Weight 0.07kgs / 0.14lb Qty per Carton 400 Carton Weight 9.00kgs / 19.84lb Carton Size 30cm * 20cm * 11cm / 11.81inch * 7.87inch * 4.33inch Loading Container 20GP: 4040 cartons * 400 pcs = 1616000 pcs 40HQ: 9379 cartons * 400 pcs = 3751600 pcs

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1) Shaft:6.35mm x 10mm 2) Length:26mm 3) Diameter:20mm 4) Material:aluminiumSpecification: Package Weight One Package Weight 0.07kgs / 0.14lb Qty per Carton 400 Carton Weight 8.00kgs / 17.64lb Carton Size 30cm * 20cm * 11cm / 11.81inch * 7.87inch * 4.33inch Loading Container 20GP: 4040 cartons * 400 pcs = 1616000 pcs 40HQ: 9379 cartons * 400 pcs = 3751600 pcs

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1. Power supply: DC12-30V/5A or higher2. Bluetooth version: 5.23. Audio input: bluetooth + AUX + USB flash drive + USB sound card4. Bluetooth audio decoding: AAC, SBC5. USB flash drive decoding: WAV, FLAC, APE, MP36. The audio amplifier board uses a dual TPA3221 amplifier chip design, supporting left and right channel and subwoofer output, suitable for DIY audio systems, desktop audio systems, home audio equipment, and speaker upgrades.7. Onboard multiple independent knobs allow for separate adjustment of left and right channel volume, treble, bass, and subwoofer volume and frequency, facilitating sound adjustments based on speaker specifications and usage environment.8. Supports multiple audio input methods including Bluetooth, USB flash drive, sound card, and AUX, allowing connection to mobile phones, computers, and other audio playback devices. After Bluetooth connection, music can be played via mobile phone, and related controls can be performed using the XinYiLian APP.9. All-in-one (without casing): 111x100x23mm/206g10. All-in-one (with casing): 112x102x28mm/245g11. External type: 111x100x23mm/245gSpecification: Package Weight One Package Weight 0.26kgs / 0.57lb One Package Size 16cm * 15cm * 7cm / 6.3inch * 5.91inch * 2.76inch Qty per Carton 24 Carton Weight 7.30kgs / 16.09lb Carton Size 50cm * 32cm * 30cm / 19.69inch * 12.6inch * 11.81inch Loading Container 20GP: 555 cartons * 24 pcs = 13320 pcs 40HQ: 1289 cartons * 24 pcs = 30936 pcs

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1. Power supply: DC12-30V/5A or higher2. Bluetooth version: 5.23. Audio input: bluetooth + AUX + USB flash drive + USB sound card4. Bluetooth audio decoding: AAC, SBC5. USB flash drive decoding: WAV, FLAC, APE, MP36. The audio amplifier board uses a dual TPA3221 amplifier chip design, supporting left and right channel and subwoofer output, suitable for DIY audio systems, desktop audio systems, home audio equipment, and speaker upgrades.7. Onboard multiple independent knobs allow for separate adjustment of left and right channel volume, treble, bass, and subwoofer volume and frequency, facilitating sound adjustments based on speaker specifications and usage environment.8. Supports multiple audio input methods including Bluetooth, USB flash drive, sound card, and AUX, allowing connection to mobile phones, computers, and other audio playback devices. After Bluetooth connection, music can be played via mobile phone, and related controls can be performed using the XinYiLian APP.9. All-in-one (without casing): 111x100x23mm/206g10. All-in-one (with casing): 112x102x28mm/245g11. External type: 111x100x23mm/245gSpecification: Package Weight One Package Weight 0.35kgs / 0.77lb One Package Size 16cm * 15cm * 7cm / 6.3inch * 5.91inch * 2.76inch Qty per Carton 24 Carton Weight 9.40kgs / 20.72lb Carton Size 50cm * 32cm * 30cm / 19.69inch * 12.6inch * 11.81inch Loading Container 20GP: 555 cartons * 24 pcs = 13320 pcs 40HQ: 1289 cartons * 24 pcs = 30936 pcs

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1. Power supply: DC12-30V/5A or higher2. Bluetooth version: 5.23. Audio input: bluetooth + AUX + USB flash drive + USB sound card4. Bluetooth audio decoding: AAC, SBC5. USB flash drive decoding: WAV, FLAC, APE, MP36. The audio amplifier board uses a dual TPA3221 amplifier chip design, supporting left and right channel and subwoofer output, suitable for DIY audio systems, desktop audio systems, home audio equipment, and speaker upgrades.7. Onboard multiple independent knobs allow for separate adjustment of left and right channel volume, treble, bass, and subwoofer volume and frequency, facilitating sound adjustments based on speaker specifications and usage environment.8. Supports multiple audio input methods including Bluetooth, USB flash drive, sound card, and AUX, allowing connection to mobile phones, computers, and other audio playback devices. After Bluetooth connection, music can be played via mobile phone, and related controls can be performed using the XinYiLian APP.9. All-in-one (without casing): 111x100x23mm/206g10. All-in-one (with casing): 112x102x28mm/245g11. External type: 111x100x23mm/245gSpecification: Package Weight One Package Weight 0.30kgs / 0.66lb One Package Size 16cm * 15cm * 7cm / 6.3inch * 5.91inch * 2.76inch Qty per Carton 24 Carton Weight 8.20kgs / 18.08lb Carton Size 50cm * 32cm * 30cm / 19.69inch * 12.6inch * 11.81inch Loading Container 20GP: 555 cartons * 24 pcs = 13320 pcs 40HQ: 1289 cartons * 24 pcs = 30936 pcs

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1) SYD-800 Experiment bread board 2) Size:300 x 240mm 3) Composite by 6 pcs SYB-130 bread board and spacer 4) Size: 30x24x2 5) Weight: 760Specification: Package Weight One Package Weight 0.89kgs / 1.95lb One Package Size 30cm * 24cm * 2cm / 11.81inch * 9.45inch * 0.79inch Qty per Carton 15 Carton Weight 13.00kgs / 28.66lb Carton Size 32cm * 25cm * 32cm / 12.6inch * 9.84inch * 12.6inch Loading Container 20GP: 1041 cartons * 15 pcs = 15615 pcs 40HQ: 2418 cartons * 15 pcs = 36270 pcs

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1. Material: PA66 2. Features water resistant light control switch 3. Application great for DIY project 4. Another rated thermal current: 10A 5. Packing list 2 x in-line cord switches 6. Dimensions: 7.0 x 2.5 x 2.0cm 7. Weight: 88gSpecification: Package Weight One Package Weight 0.05kgs / 0.11lb One Package Size 7cm * 2.5cm * 2cm / 2.76inch * 0.98inch * 0.79inch Qty per Carton 120 Carton Weight 12.40kgs / 27.34lb Carton Size 30cm * 25cm * 20cm / 11.81inch * 9.84inch * 7.87inch Loading Container 20GP: 1777 cartons * 120 pcs = 213240 pcs 40HQ: 4126 cartons * 120 pcs = 495120 pcs

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1. Color: Black 2. Material: Iron case + plastic fan 3. Fan diameter: 12cm 4. Current: 0.1A 5. Voltage: AC 220~240V 6. Cable length: 20cm 7. Dimensions:12.0 x 12.0 x 2.6cm 8. Weight: 262gSpecification: Package Weight One Package Weight 0.35kgs / 0.76lb One Package Size 12cm * 12cm * 3cm / 4.72inch * 4.72inch * 1.18inch Qty per Carton 40 Carton Weight 12.40kgs / 27.34lb Carton Size 36cm * 36cm * 16cm / 14.17inch * 14.17inch * 6.3inch Loading Container 20GP: 1286 cartons * 40 pcs = 51440 pcs 40HQ: 2985 cartons * 40 pcs = 119400 pcs

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1. Firm and durable 2. Easy to operate 3. 40 PCs Breadboard Male to Male + 40 PCs Male to Female + 40 PCs Female to Female Jumper CableSpecification: General Length about 20cm Package Weight One Package Weight 0.14kgs / 0.31lb One Package Size 20cm * 6cm * 3cm / 7.87inch * 2.36inch * 1.18inch Qty per Carton 200 Carton Weight 11.00kgs / 24.25lb Carton Size 62cm * 42cm * 32cm / 24.41inch * 16.54inch * 12.6inch Loading Container 20GP: 320 cartons * 200 pcs = 64000 pcs 40HQ: 742 cartons * 200 pcs = 148400 pcs

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Item Type:SwitchesFeature:With Indicator1. Rated current: 10A2. Color: Black, white (Send randomly)3. Nominal voltage: AC 110-250V4. Scope of application: Lamps, small appliances5. Features: With indicator light, small and practical6. Size: 7.3 x 2.8 x 1.7cmSpecification: Package Weight One Package Weight 0.06kgs / 0.13lb One Package Size 10cm * 4cm * 3cm / 3.94inch * 1.57inch * 1.18inch Qty per Carton 260 Carton Weight 15.00kgs / 33.07lb Carton Size 30cm * 50cm * 50cm / 11.81inch * 19.69inch * 19.69inch Loading Container 20GP: 355 cartons * 260 pcs = 92300 pcs 40HQ: 825 cartons * 260 pcs = 214500 pcs

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1. Working frequency: 1-8000MHz2. Dynamic range: -65dBm to + 5dBm3. Detection slope: -25 mV / dB (typical value)4. Detection output voltage range: 0.5--2.1V5. Power supply voltage: 7--15VDC (including power supply voltage regulator circuit)6. Input impedance: 50 ohm7. RF interface: standard SMA femaleSpecification: Package Weight One Package Weight 0.10kgs / 0.23lb One Package Size 15cm * 12cm * 2cm / 5.91inch * 4.72inch * 0.79inch Qty per Carton 288 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 288 pcs = 50976 pcs 40HQ: 412 cartons * 288 pcs = 118656 pcs

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1. High-quality nylon material, good insulation, heat and shock resistance, more reliable use2. Built-in mineral grease, moisture-proof seal, protect the metal to a certain extent, and have a longer service life3. Using tin-plated brass connecting piece, the card wire is stable, not easy to loosen, and the transmission is more stable4. Wire gauge: 22-14AWG (0.5-1.5 mm2)5. Insulation material: nylon6. Weight: 4g/pcSpecification: Package Weight One Package Weight 0.09kgs / 0.21lb One Package Size 16cm * 12cm * 10cm / 6.3inch * 4.72inch * 3.94inch Qty per Carton 318 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 318 pcs = 56286 pcs 40HQ: 412 cartons * 318 pcs = 131016 pcs

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1. Synchronous rectification scheme, wide voltage, high current, high efficiency 2. Equipped with DC plugs and wiring terminals, convenient for use 3. Equipped with USB port, fast charging recognition chip, compatible with Android iOS 4. Working voltage: DC 9V-36V 5. Output: 5.2V 5A 25W 6. Output capability: 9V-24V input-output 5.2V 6A 30W 24V-32V input-output 5.2V 5A 25W 32V-36V input-output 5.2V 3.5A 18W 7. Size: 63x27mmSpecification: Package Weight One Package Weight 0.03kgs / 0.07lb One Package Size 8cm * 4cm * 4cm / 3.15inch * 1.57inch * 1.57inch Qty per Carton 250 Carton Weight 8.50kgs / 18.74lb Carton Size 40cm * 20cm * 40cm / 15.75inch * 7.87inch * 15.75inch Loading Container 20GP: 833 cartons * 250 pcs = 208250 pcs 40HQ: 1934 cartons * 250 pcs = 483500 pcs

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1. Bluetooth chip: Jie Li 5.3, transmission distance 10 meters2. Input method: Bluetooth + AUX + U disk / sound card3. Number of channels: 2.0, left channel + right channel4. Amplifier chip: original TPA32555. Protection mechanism: input undervoltage, overheating, overcurrent, short circuit protection, no input reverse connection protection, positive and negative poles cannot be reversed!6. Adapter power supply: working voltage range 18-50VDC, limit 53V, recommended voltage 36-48V, current 10A or more DC power supply7. Power: single channel 300w@50V, 4 ohms; 160W@50V, 8 ohms; the higher the voltage, the smaller the resistance, the greater the output power8. Size: 118x100x38mm9. Weight: 347 gramsSpecification: Package Weight One Package Weight 0.45kgs / 0.98lb One Package Size 17cm * 14cm * 9cm / 6.69inch * 5.51inch * 3.54inch Qty per Carton 12 Carton Weight 6.30kgs / 13.89lb Carton Size 36cm * 30cm * 29cm / 14.17inch * 11.81inch * 11.42inch Loading Container 20GP: 851 cartons * 12 pcs = 10212 pcs 40HQ: 1976 cartons * 12 pcs = 23712 pcs

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1. Application speakers: home stereo and car stereo bass/subwoofer speakers2. Filtering characteristics: independent bass/ subwoofer3. Capped power: 200W4. Applicable speakers: 2.5-8 inch5. Impedance: 4-8 ohms6. Inductors using oxygen-free copper enameled wire, audio special double inductors in series, and 90 degrees staggered7. Equipped with self-recovery insurance device, through the 2A high-current switch for 1.5mH bass and 3.0mH subwoofer between free conversion8. This crossover increases the frequency point adjustment function, which can be adapted to a variety of speakers9. Size: 80 x 58 x 28mmSpecification: Package Weight One Package Weight 0.17kgs / 0.38lb One Package Size 9cm * 7cm * 4cm / 3.54inch * 2.76inch * 1.57inch Qty per Carton 220 Carton Weight 39.00kgs / 85.98lb Carton Size 51cm * 38cm * 34cm / 20.08inch * 14.96inch * 13.39inch Loading Container 20GP: 404 cartons * 220 pcs = 88880 pcs 40HQ: 939 cartons * 220 pcs = 206580 pcs

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1. Scope of application: for home theater, high school, low three-way DIY sound quality enhancement2. Power: 200W3. Frequency response: 45Hz-25KHz4. Applicable impedance: 4-8 ohms5. Applicable speakers: 8 inches or less (A models for more than 3.5 inches; B models for more than 4 inches; C models for more than 4.5 inches)6. Bass inductor + polymer magnets to increase the bass sinking degree7. The overall use of double tie fixed, durable and not easy to fall off8. Weld-free terminals, twist the screws, insert the corresponding audio cable and lock the screws to connect the wires9. Size: 100 x 65 x 30mmSpecification: Package Weight One Package Weight 0.12kgs / 0.27lb One Package Size 11cm * 8cm * 4cm / 4.33inch * 3.15inch * 1.57inch Qty per Carton 160 Carton Weight 21.00kgs / 46.30lb Carton Size 45cm * 36cm * 32cm / 17.72inch * 14.17inch * 12.6inch Loading Container 20GP: 514 cartons * 160 pcs = 82240 pcs 40HQ: 1194 cartons * 160 pcs = 191040 pcs

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1. Power: 250W2. Crossover point: 2500Hz-3000Hz adjustable3. Impedance: 4-8 ohms4. Bass line can be adjusted through the capacitor limitation of the subwoofer5. 2 capacitors in parallel in the treble section and adjustable through the switch for loud and soft sounds6. Hi-Low Bass dual circuit, frequency adjustable dual switch design, applicable to a variety of speakers7. Inductors with ties and audio special high temperature glue fixed to prevent music resonance8. Welding-free terminals, eliminating the traditional crossover soldering iron wiring complicated steps, installation is more convenient9. Size: 112 x 62 x 26mm10. Weight: 146gSpecification: Package Weight One Package Weight 0.16kgs / 0.36lb One Package Size 13cm * 8cm * 4cm / 5.12inch * 3.15inch * 1.57inch Qty per Carton 100 Carton Weight 17.00kgs / 37.48lb Carton Size 50cm * 38cm * 28cm / 19.69inch * 14.96inch * 11.02inch Loading Container 20GP: 501 cartons * 100 pcs = 50100 pcs 40HQ: 1163 cartons * 100 pcs = 116300 pcs

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1. Application: speaker tweeter DIY2. Power: 80W3. Frequency response: 48Hz-20KHz4. Applicable impedance: 4-8 ohm5. Large capacitor design, so that the audio signal through the rapid, reduce heat generation6. Bass inductor + polymer magnet, enhance the sinking degree of bass7. Crossover for 8-inch, 80W or less speakers8. Size: 71 x 51 x 28mm9. Weight: about 65gSpecification: Package Weight One Package Weight 0.08kgs / 0.19lb One Package Size 9cm * 7cm * 4cm / 3.54inch * 2.76inch * 1.57inch Qty per Carton 220 Carton Weight 19.00kgs / 41.89lb Carton Size 51cm * 38cm * 34cm / 20.08inch * 14.96inch * 13.39inch Loading Container 20GP: 404 cartons * 220 pcs = 88880 pcs 40HQ: 939 cartons * 220 pcs = 206580 pcs

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1. Application: home/car audio modification upgrade2. Power: 40W3. Applicable impedance: 4-8 ohms4. Applicable speakers: universal magnet speakers5. PCB board is made of fireproof board, soldering point big thick copper layer, circuit board more durable6. Crossover will be in the low-frequency signal blocking, so that the treble prominence, to compensate for the lack of high-frequency audio and other defects7. Installation instructions: lead black and red is the input (IN) blue and black is the output (connected to the tweeter)8. Size: 50 x 25mmSpecification: Package Weight One Package Weight 0.05kgs / 0.12lb One Package Size 6cm * 4cm * 4cm / 2.36inch * 1.57inch * 1.57inch Qty per Carton 360 Carton Weight 19.00kgs / 41.89lb Carton Size 32cm * 38cm * 34cm / 12.6inch * 14.96inch * 13.39inch Loading Container 20GP: 644 cartons * 360 pcs = 231840 pcs 40HQ: 1497 cartons * 360 pcs = 538920 pcs

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1. Scope of application: for home theater, high school, low three-way DIY sound quality enhancement2. Power: 200W3. Frequency response: 45Hz-25KHz4. Applicable impedance: 4-8 ohms5. Applicable speakers: 8 inches or less (A models for more than 3.5 inches; B models for more than 4 inches; C models for more than 4.5 inches)6. Bass inductor + polymer magnets to increase the bass sinking degree7. The overall use of double tie fixed, durable and not easy to fall off8. Weld-free terminals, twist the screws, insert the corresponding audio cable and lock the screws to connect the wires9. Size: 100 x 65 x 30mmSpecification: Package Weight One Package Weight 0.12kgs / 0.27lb One Package Size 11cm * 8cm * 4cm / 4.33inch * 3.15inch * 1.57inch Qty per Carton 160 Carton Weight 21.00kgs / 46.30lb Carton Size 45cm * 36cm * 32cm / 17.72inch * 14.17inch * 12.6inch Loading Container 20GP: 514 cartons * 160 pcs = 82240 pcs 40HQ: 1194 cartons * 160 pcs = 191040 pcs

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1. Application: home/car audio modification upgrade2. Power: 40W3. Applicable impedance: 4-8 ohms4. Applicable speakers: universal magnet speakers5. PCB board is made of fireproof board, soldering point big thick copper layer, circuit board more durable6. Crossover will be in the low-frequency signal blocking, so that the treble prominence, to compensate for the lack of high-frequency audio and other defects7. Installation instructions: lead black and red is the input (IN) blue and black is the output (connected to the tweeter)8. Size: 50 x 25mmSpecification: Package Weight One Package Weight 0.05kgs / 0.12lb One Package Size 6cm * 4cm * 4cm / 2.36inch * 1.57inch * 1.57inch Qty per Carton 360 Carton Weight 19.00kgs / 41.89lb Carton Size 32cm * 38cm * 34cm / 12.6inch * 14.96inch * 13.39inch Loading Container 20GP: 644 cartons * 360 pcs = 231840 pcs 40HQ: 1497 cartons * 360 pcs = 538920 pcs

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1. Application: home speakers high school and low three-way DIY modification upgrade2. Power: 150W3. Crossover point: 4000Hz/900Hz4. Suitable impedance: 4-8 ohms5. Filter characteristics: 1 high, 1 medium, 1 low6. 41mm large skeleton inductor, and fixed with a tie, to prevent music resonance7. Air core inductor, high heat dissipation, longer service life8. Appearance size: 85 x 62mm9. Center hole distance: 75 x 52mmSpecification: Package Weight One Package Weight 0.07kgs / 0.16lb One Package Size 10cm * 7cm * 4cm / 3.94inch * 2.76inch * 1.57inch Qty per Carton 250 Carton Weight 19.00kgs / 41.89lb Carton Size 45cm * 36cm * 32cm / 17.72inch * 14.17inch * 12.6inch Loading Container 20GP: 514 cartons * 250 pcs = 128500 pcs 40HQ: 1194 cartons * 250 pcs = 298500 pcs

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1. Filter characteristics: high and low two-way crossover2. Power: 80W3. Impedance: 4-8 ohm4. Applicable speakers: below 6 inches5. 41mm large inductor, so that the low-frequency signal flow quickly, reduce heat, show frequency response6. MKP metalized film capacitors, metalized material with low loss and low internal temperature rise7. Excellent flame retardant properties, is a strong guarantee of high quality crossover8. Size: 72 x 54mmSpecification: Package Weight One Package Weight 0.06kgs / 0.14lb One Package Size 9cm * 7cm * 4cm / 3.54inch * 2.76inch * 1.57inch Qty per Carton 220 Carton Weight 14.00kgs / 30.86lb Carton Size 51cm * 38cm * 34cm / 20.08inch * 14.96inch * 13.39inch Loading Container 20GP: 404 cartons * 220 pcs = 88880 pcs 40HQ: 939 cartons * 220 pcs = 206580 pcs

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1. Scope of application: for home theater, high school, low three-way DIY sound quality enhancement2. Power: 200W3. Frequency response: 45Hz-25KHz4. Applicable impedance: 4-8 ohms5. Applicable speakers: 8 inches or less (A models for more than 3.5 inches; B models for more than 4 inches; C models for more than 4.5 inches)6. Bass inductor + polymer magnets to increase the bass sinking degree7. The overall use of double tie fixed, durable and not easy to fall off8. Weld-free terminals, twist the screws, insert the corresponding audio cable and lock the screws to connect the wires9. Size: 100 x 65 x 30mmSpecification: Package Weight One Package Weight 0.12kgs / 0.27lb One Package Size 11cm * 8cm * 4cm / 4.33inch * 3.15inch * 1.57inch Qty per Carton 160 Carton Weight 21.00kgs / 46.30lb Carton Size 45cm * 36cm * 32cm / 17.72inch * 14.17inch * 12.6inch Loading Container 20GP: 514 cartons * 160 pcs = 82240 pcs 40HQ: 1194 cartons * 160 pcs = 191040 pcs

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1. Application: home speakers high school and low three-way DIY modification upgrade2. Power: 150W3. Crossover point: 4000Hz/900Hz4. Suitable impedance: 4-8 ohms5. Filter characteristics: 1 high, 1 medium, 1 low6. 41mm large skeleton inductor, and fixed with a tie, to prevent music resonance7. Air core inductor, high heat dissipation, longer service life8. Appearance size: 85 x 62mm9. Center hole distance: 75 x 52mmSpecification: Package Weight One Package Weight 0.07kgs / 0.16lb One Package Size 10cm * 7cm * 4cm / 3.94inch * 2.76inch * 1.57inch Qty per Carton 250 Carton Weight 19.00kgs / 41.89lb Carton Size 45cm * 36cm * 32cm / 17.72inch * 14.17inch * 12.6inch Loading Container 20GP: 514 cartons * 250 pcs = 128500 pcs 40HQ: 1194 cartons * 250 pcs = 298500 pcs

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1. Power: 120W2. Frequency response: low: 45Hz; high: 20KHz3. Applicable impedance: 4-8 ohms4. Applicable speakers: 8-inch or less (including 8-inch)5. Components fixed with high temperature glue, durable and not easy to fall off6. PCB backplane using fireproof board, clear and clean, line corners to rounded corners, thick copper layer to withstand high current7. Inductors fixed with two ties, firm and not easy to fall off8. Dimensions: 110 x 67 x 24mm9. Center hole spacing: 102 x 59mmSpecification: Package Weight One Package Weight 0.19kgs / 0.43lb One Package Size 12cm * 8cm * 4cm / 4.72inch * 3.15inch * 1.57inch Qty per Carton 160 Carton Weight 32.00kgs / 70.55lb Carton Size 45cm * 36cm * 32cm / 17.72inch * 14.17inch * 12.6inch Loading Container 20GP: 514 cartons * 160 pcs = 82240 pcs 40HQ: 1194 cartons * 160 pcs = 191040 pcs

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1. Scope of application: for home theater, high school, low three-way DIY sound quality enhancement2. Power: 200W3. Frequency response: 45Hz-25KHz4. Applicable impedance: 4-8 ohms5. Applicable speakers: 8 inches or less (A models for more than 3.5 inches; B models for more than 4 inches; C models for more than 4.5 inches)6. Bass inductor + polymer magnets to increase the bass sinking degree7. The overall use of double tie fixed, durable and not easy to fall off8. Weld-free terminals, twist the screws, insert the corresponding audio cable and lock the screws to connect the wires9. Size: 100 x 65 x 30mmSpecification: Package Weight One Package Weight 0.12kgs / 0.27lb One Package Size 11cm * 8cm * 4cm / 4.33inch * 3.15inch * 1.57inch Qty per Carton 160 Carton Weight 21.00kgs / 46.30lb Carton Size 45cm * 36cm * 32cm / 17.72inch * 14.17inch * 12.6inch Loading Container 20GP: 514 cartons * 160 pcs = 82240 pcs 40HQ: 1194 cartons * 160 pcs = 191040 pcs

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1. Application: home/car audio modification upgrade2. Power: 40W3. Applicable impedance: 4-8 ohms4. Applicable speakers: universal magnet speakers5. PCB board is made of fireproof board, soldering point big thick copper layer, circuit board more durable6. Crossover will be in the low-frequency signal blocking, so that the treble prominence, to compensate for the lack of high-frequency audio and other defects7. Installation instructions: lead black and red is the input (IN) blue and black is the output (connected to the tweeter)8. Size: 50 x 25mmSpecification: Package Weight One Package Weight 0.05kgs / 0.12lb One Package Size 6cm * 4cm * 4cm / 2.36inch * 1.57inch * 1.57inch Qty per Carton 360 Carton Weight 19.00kgs / 41.89lb Carton Size 32cm * 38cm * 34cm / 12.6inch * 14.96inch * 13.39inch Loading Container 20GP: 644 cartons * 360 pcs = 231840 pcs 40HQ: 1497 cartons * 360 pcs = 538920 pcs

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1. Application: speaker high and low DIY2. Power: 150W3. Applicable impedance: 4-8 ohms4. Applicable speaker: 5-8 inch5. Crossover point: 2600Hz (yellow); 3000Hz (red/blue)6. The use of dual inductance audio metal film capacitors, also has a treble protection device7. Inductors fixed with double ties, effectively preventing common vibration8. Wiring end product identification: IN input, T to the treble, B to the bass, black for the negative pole9. Non-soldering terminals, very easy to use10. Size: 113 x 45mmSpecification: Package Weight One Package Weight 0.12kgs / 0.27lb One Package Size 13cm * 6cm * 4cm / 5.12inch * 2.36inch * 1.57inch Qty per Carton 140 Carton Weight 18.00kgs / 39.68lb Carton Size 50cm * 38cm * 28cm / 19.69inch * 14.96inch * 11.02inch Loading Container 20GP: 501 cartons * 140 pcs = 70140 pcs 40HQ: 1163 cartons * 140 pcs = 162820 pcs

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1. Application: speaker high and low DIY2. Power: 150W3. Applicable impedance: 4-8 ohms4. Applicable speaker: 5-8 inch5. Crossover point: 2600Hz (yellow); 3000Hz (red/blue)6. The use of dual inductance audio metal film capacitors, also has a treble protection device7. Inductors fixed with double ties, effectively preventing common vibration8. Wiring end product identification: IN input, T to the treble, B to the bass, black for the negative pole9. Non-soldering terminals, very easy to use10. Size: 113 x 45mmSpecification: Package Weight One Package Weight 0.12kgs / 0.27lb One Package Size 13cm * 6cm * 4cm / 5.12inch * 2.36inch * 1.57inch Qty per Carton 140 Carton Weight 18.00kgs / 39.68lb Carton Size 50cm * 38cm * 28cm / 19.69inch * 14.96inch * 11.02inch Loading Container 20GP: 501 cartons * 140 pcs = 70140 pcs 40HQ: 1163 cartons * 140 pcs = 162820 pcs

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1. Scope of application: stage and home audio high low low DIY modification2. Filter characteristics: a high and two low (three-way)3. Applicable impedance: 4-8 ohms4. Power: 800W5. Frequency point: 3300Hz/3400Hz (adjustable)6. High-current toggle switch, simple and convenient to use7. High-temperature resistant inductor, durable, long service life8. 8-bit non-welding terminals, to ensure that the high current through the corresponding wiring and then tighten the screws can be used immediately9. Double tie reinforcement, to prevent music resonance10. Appearance size: 200 x 156mm11. Center hole distance: 186 x 141mmSpecification: Package Weight One Package Weight 1.10kgs / 2.43lb One Package Size 21cm * 17cm * 6cm / 8.27inch * 6.69inch * 2.36inch Qty per Carton 24 Carton Weight 28.00kgs / 61.73lb Carton Size 44cm * 38cm * 35cm / 17.32inch * 14.96inch * 13.78inch Loading Container 20GP: 455 cartons * 24 pcs = 10920 pcs 40HQ: 1057 cartons * 24 pcs = 25368 pcs

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1. Suitable for speakers: full-range speakers up to 4 inch2. Ohm: 4-8 ohm3. Function: cut and trim the middle and high frequencies to meet the requirements of the overall curve flatter4. Adjustable switch, adjust the trap frequency and cut amount, wider adaptability5. Non-soldering terminals, more convenient wiring6. Size: 58 x 46mm7. Weight: about 46gSpecification: Package Weight One Package Weight 0.06kgs / 0.14lb One Package Size 7cm * 6cm * 4cm / 2.76inch * 2.36inch * 1.57inch Qty per Carton 330 Carton Weight 21.00kgs / 46.30lb Carton Size 51cm * 38cm * 34cm / 20.08inch * 14.96inch * 13.39inch Loading Container 20GP: 404 cartons * 330 pcs = 133320 pcs 40HQ: 939 cartons * 330 pcs = 309870 pcs

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1. Application: speaker high and low DIY2. Power: 150W3. Applicable impedance: 4-8 ohms4. Applicable speaker: 5-8 inch5. Crossover point: 2600Hz (yellow); 3000Hz (red/blue)6. The use of dual inductance audio metal film capacitors, also has a treble protection device7. Inductors fixed with double ties, effectively preventing common vibration8. Wiring end product identification: IN input, T to the treble, B to the bass, black for the negative pole9. Non-soldering terminals, very easy to use10. Size: 113 x 45mmSpecification: Package Weight One Package Weight 0.12kgs / 0.27lb One Package Size 13cm * 6cm * 4cm / 5.12inch * 2.36inch * 1.57inch Qty per Carton 140 Carton Weight 18.00kgs / 39.68lb Carton Size 50cm * 38cm * 28cm / 19.69inch * 14.96inch * 11.02inch Loading Container 20GP: 501 cartons * 140 pcs = 70140 pcs 40HQ: 1163 cartons * 140 pcs = 162820 pcs

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1. Application scope: for stage speakers or home speakers high school bass DIY2. Filtering characteristics: high middle and low three frequency3. Frequency Response: 40Hz-20KHz4. Power: 300W5. Impedance: 4-8 ohms6. Applicable speakers: A models: 3 inch; B models: 4 inch; C models: 3-5 inch7. 66mm large skeleton inductor, so that the low-frequency signal through the rapid, reduce heat, show frequency response8. Frequency point adjustable, no welding line design, easier to install and use9. Appearance size: 151 x 135mm10. Center hole distance: 143 x 127mmSpecification: Package Weight One Package Weight 0.38kgs / 0.85lb One Package Size 17cm * 15cm * 6cm / 6.69inch * 5.91inch * 2.36inch Qty per Carton 30 Carton Weight 13.00kgs / 28.66lb Carton Size 50cm * 36cm * 32cm / 19.69inch * 14.17inch * 12.6inch Loading Container 20GP: 462 cartons * 30 pcs = 13860 pcs 40HQ: 1074 cartons * 30 pcs = 32220 pcs

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1. Scope of application: DIY modification and upgrading of home speakers2. Filter characteristics: 1 high, 1 medium, 1 low three-way frequency3. Power: 250W4. Impedance: 4-8 ohm5. Crossover point: bass/midrange 850Hz; treble/midrange 5200-5500Hz adjustable6. This crossover adds the function of adjustable high audio point, which can meet more people needs and adapt to more speakers7. Inductors using ties and high-temperature audio special glue fixed to prevent resonance8. No welding wire terminals, easy to install and use9. Size: 138 x 90 x 33mm10. Weight: 195gSpecification: Package Weight One Package Weight 0.21kgs / 0.47lb One Package Size 15cm * 10cm * 5cm / 5.91inch * 3.94inch * 1.97inch Qty per Carton 70 Carton Weight 16.00kgs / 35.27lb Carton Size 51cm * 37cm * 32cm / 20.08inch * 14.57inch * 12.6inch Loading Container 20GP: 441 cartons * 70 pcs = 30870 pcs 40HQ: 1025 cartons * 70 pcs = 71750 pcs

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1. Applicable: car audio modification2. Frequency response: low: 55Hz; high: 20KHz3. Power: 120W4. Applicable impedance: 2/4/6 ohm5. Black chassis with frosted finish, not easy to leave fingerprints or traces, beautiful and generous6. Double infusion heat dissipation ABS shell, better heat dissipation, longer service life7. 2 ties are used to fix the inductors more firmly8. 6-position non-soldering plug, easy to use9. Size: 120 x 65 x 33mm10. Weight: about 156gSpecification: Package Weight One Package Weight 0.20kgs / 0.45lb One Package Size 14cm * 8cm * 5cm / 5.51inch * 3.15inch * 1.97inch Qty per Carton 80 Carton Weight 18.00kgs / 39.68lb Carton Size 50cm * 37cm * 30cm / 19.69inch * 14.57inch * 11.81inch Loading Container 20GP: 480 cartons * 80 pcs = 38400 pcs 40HQ: 1115 cartons * 80 pcs = 89200 pcs

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1. Application: home, stage, car tweeter DIY2. Power: 40W3. Applicable impedance: 4-6 ohms4. Applicable speakers: all tweeters5. PCB board is made of fireproof board, with large soldering point and thick copper layer, which makes the board more durable6. Installation instructions: lead black and red is the input (IN); blue and black is the output (connected to the tweeter)7. Size: 50 x 25mm8. Weight: 30gSpecification: Package Weight One Package Weight 0.05kgs / 0.12lb One Package Size 6cm * 4cm * 4cm / 2.36inch * 1.57inch * 1.57inch Qty per Carton 360 Carton Weight 19.00kgs / 41.89lb Carton Size 32cm * 38cm * 34cm / 12.6inch * 14.96inch * 13.39inch Loading Container 20GP: 644 cartons * 360 pcs = 231840 pcs 40HQ: 1497 cartons * 360 pcs = 538920 pcs

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1. Filter: 1 high, 1 low2. Impedance: 4-8 ohm3. Power: 450W4. Frequency point: 2850Hz/2900Hz5. Non-soldering terminals, more convenient, faster6. Adjustable treble, users can choose the satisfactory sound quality according to their own sense of hearing7. 1.2mm wire diameter bass inductor, the sound quality is clearer8. Antique coupling film capacitors, strong stability, low loss9. Size: 145 x 90 x 40mm10. Weight: 246.5gSpecification: Package Weight One Package Weight 0.26kgs / 0.58lb One Package Size 16cm * 10cm * 5cm / 6.3inch * 3.94inch * 1.97inch Qty per Carton 70 Carton Weight 20.00kgs / 44.09lb Carton Size 51cm * 37cm * 34cm / 20.08inch * 14.57inch * 13.39inch Loading Container 20GP: 415 cartons * 70 pcs = 29050 pcs 40HQ: 964 cartons * 70 pcs = 67480 pcs

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1. Application: speaker high bass DIY2. Power: 100W3. Frequency response: 48Hz-20KHz4. Applicable impedance: 4-8 ohms5. High current inductor high temperature resistant inductor, so that the low frequency signal quickly through, reduce heat, show frequency response6. 4-position non-welded terminals, eliminating the need for traditional welding wires7. Size: 70 x 50mm8. Weight: about 93gSpecification: Package Weight One Package Weight 0.12kgs / 0.27lb One Package Size 9cm * 6cm * 4cm / 3.54inch * 2.36inch * 1.57inch Qty per Carton 240 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 38cm * 32cm / 19.69inch * 14.96inch * 12.6inch Loading Container 20GP: 438 cartons * 240 pcs = 105120 pcs 40HQ: 1018 cartons * 240 pcs = 244320 pcs

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1. Application scope: for stage speakers or home speakers high school bass DIY2. Filtering characteristics: high middle and low three frequency3. Frequency Response: 40Hz-20KHz4. Power: 300W5. Impedance: 4-8 ohms6. Applicable speakers: A models: 3 inch; B models: 4 inch; C models: 3-5 inch7. 66mm large skeleton inductor, so that the low-frequency signal through the rapid, reduce heat, show frequency response8. Frequency point adjustable, no welding line design, easier to install and use9. Appearance size: 151 x 135mm10. Center hole distance: 143 x 127mmSpecification: Package Weight One Package Weight 0.38kgs / 0.85lb One Package Size 17cm * 15cm * 6cm / 6.69inch * 5.91inch * 2.36inch Qty per Carton 30 Carton Weight 13.00kgs / 28.66lb Carton Size 50cm * 36cm * 32cm / 19.69inch * 14.17inch * 12.6inch Loading Container 20GP: 462 cartons * 30 pcs = 13860 pcs 40HQ: 1074 cartons * 30 pcs = 32220 pcs

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1. For: bookshelf speakers2. Filter characteristics: a high and low3. Power: 200W4. Impedance: 4-8 ohm5. Frequency point 2830Hz6. Capacitor optimizes the sound quality, maintains circuit stability and improves crossover performance7. High-temperature inductors to bring powerful and deeper bass effect8. Solder-free terminals for easy installation at any time9. Size: 100 x 62 x 34mm10. Weight: about 139gSpecification: Package Weight One Package Weight 0.18kgs / 0.41lb One Package Size 11cm * 8cm * 5cm / 4.33inch * 3.15inch * 1.97inch Qty per Carton 120 Carton Weight 23.00kgs / 50.71lb Carton Size 50cm * 37cm * 35cm / 19.69inch * 14.57inch * 13.78inch Loading Container 20GP: 411 cartons * 120 pcs = 49320 pcs 40HQ: 956 cartons * 120 pcs = 114720 pcs

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1. Applicable: home theater high school and low three-way speaker modification upgrade2. Filter: 1 high, 1 medium, 1 low3. Power: 350W4. Impedance: 4-8 ohm5. Frequency point: 900Hz, 3750Hz6. Circuit: 12db/oct7. High frequency part is clear and recognizable, the bass is strong and powerful8. Inductors are fixed with double ties to prevent music resonance9. The use of solder-free terminals, more convenient and faster10. Size: 120 x 90 x 33mm11. Weight: 240gSpecification: Package Weight One Package Weight 0.25kgs / 0.56lb One Package Size 13cm * 10cm * 5cm / 5.12inch * 3.94inch * 1.97inch Qty per Carton 70 Carton Weight 19.00kgs / 41.89lb Carton Size 51cm * 37cm * 28cm / 20.08inch * 14.57inch * 11.02inch Loading Container 20GP: 504 cartons * 70 pcs = 35280 pcs 40HQ: 1171 cartons * 70 pcs = 81970 pcs

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1. Applicable: home theater speakers DIY modification upgrade2. Filter: 1 high, 1 medium, 2 low3. Power: 250W4. Frequency point: bass-midrange 780Hz/tweeter-midrange 5000Hz5. Impedance: 4-8 ohm6. 3 large 41mm frames, fixed with ties to prevent resonance7. Non-soldering terminals, more convenient wiring8. Size: 115 x 78mm9. Weight: 146gSpecification: Package Weight One Package Weight 0.16kgs / 0.36lb One Package Size 13cm * 9cm * 4cm / 5.12inch * 3.54inch * 1.57inch Qty per Carton 90 Carton Weight 16.00kgs / 35.27lb Carton Size 50cm * 38cm * 28cm / 19.69inch * 14.96inch * 11.02inch Loading Container 20GP: 501 cartons * 90 pcs = 45090 pcs 40HQ: 1163 cartons * 90 pcs = 104670 pcs

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