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<div>Welcome to our store! We hope you have a wonderful shopping experience!</div>

<ul><li>Features: 
1, Power supply circuit adopts full 
bridge rectifier. 
2, Effectively eliminate the 
high frequency interference of AC power grid. 
3, Chip has high conversion rate and strong drive ability. 
4, Better performance,noise is very small. 
5, Can not use 12 V battery or DC directly as power supply. 
Specifications: 
Working Voltage: AC double 15 V (10 W) 
Audio Input: RCA sockets 
Audio Output: 3P terminal 
Size: 110 mm x 54 mm x 22 mm 
Package includes: 
1 x Pre-amplifier Board DIY Set 
Note: 
1, The amplifier board can not use 12 V battery or DC directly as power supply. Power supply should be positive and negative double DC power sources, or special AC 12 V transformer power supply. 
2, This item need a power amplifier to drive speaker. 
3, Please allow 1-3 mm error due to manual measurement. Thanks for your understanding. 
4, 
Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.</li></ul>

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FabricanteNombre del Fabricante

Dimensiones del producto ensamblado

DIY Kit Preamplifier Amplifier Volume Tone Control Board Bass Mid High Frequency

Features: 
1, Power supply circuit adopts full 
bridge rectifier. 
2, Effectively eliminate the 
high frequency interference of AC power grid. 
3, Chip has high conversion rate and strong drive ability. 
4, Better performance,noise is very small. 
5, Can not use 12 V battery or DC directly as power supply. 
Specifications: 
Working Voltage: AC double 15 V (10 W) 
Audio Input: RCA sockets 
Audio Output: 3P terminal 
Size: 110 mm x 54 mm x 22 mm 
Package includes: 
1 x Pre-amplifier Board DIY Set 
Note: 
1, The amplifier board can not use 12 V battery or DC directly as power supply. Power supply should be positive and negative double DC power sources, or special AC 12 V transformer power supply. 
2, This item need a power amplifier to drive speaker. 
3, Please allow 1-3 mm error due to manual measurement. Thanks for your understanding. 
4, 
Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.