TDA7850 2.1 Channel Amplifier Board 2x80W Car AB Type DIY High Power Amplifier Module 120W Bass,TDA7850

1. Gold-plated wiring for better sound
2. Optimized ground wiring to eliminate background noise
3. Immersion gold PCB, car amplifier chip, Nichicon professional audio filter capacitors
4. Input mode: 3.5mm audio cable input or 2.54mm 3P terminal input
5. Can be connected to 2/4/6/8 ohm speakers
6. Protection function: reverse power input protection, short circuit protection, over current protection, overheat protection
7. Power supply voltage: DC12-18V
8. Output power: 2x80W stereo (18V / 4 ohm) and 1x120W pure bass (18V / 2 ohm)
9. Potentiometer knob opening: 7mm
10. Mounting hole spacing: 25.4x48.26mm (compatible Bluetooth module spacing)
11. PCB Size: 72.36 x 66.65mm
12. Overall (including heatsink): 72.36 x 96 x 27mm
13. Weight: 170 g