Introduction - If you have any usage issues, please Google them yourself
Audio power amplifier board controlled by 51 single chip microcomputer
One with 3- way external audio signal input:
1 audio signal input, can be input through the audio line CD, computer, mobile phone and other audio signals.
2 built-in digital radio module input.
The 3 seat reserved by 3P external input.
4 through a 2P hub to provide 5V voltage, a 2P hub provides serial.
Two. The implementation of audio signal about two channel signal output, 12V voltage through an external power adapter, 1A. Or through the 8-10V AC voltage power supply.
. by the four digital tube display, 10 LED lights in no audio signal for the marquee model audio signal LED lights follow signal intensity flicker.