7.1 Channel Low Power Digital Amplifier Board 19V Car Home Audio Module

7.1 digital power amplifier board
Input voltage: 19v/5a dc power supply
Input signal: 7.1 standard analog signal
Output power: 20 watts*6 for 6-channel surround, 40 watts*2 for center and bass
Speaker impedance: 4-8 ohms
Pcb size: 120mm*85mm, board height 16mm
Installation instructions: * do not reverse the power supply connections to avoid damage. * connect the speaker wires according to the markings. * do not ground the speaker wires. * ensure the input signal cable is properly connected
If there is shielding, it is recommended not to exceed 30cm to avoid loud noise
Shipping packaging: electrostatic bag packaging, free 12pph2.0 cable, length 15-20cm