1.Onboard TDA7266 audio power amplifier chip, double channel 7W+7W.

2.Main pin has led chips, convenient external device control, onboard 2 road, 5.08 (mm) distance between 2 p terminal, around a track connection output respectively.

3.Onboard dial potentiometer, can adjust the volume of output size.

4.Support for DC, terminals, pin 3 power supply input mode, the default for the DC, working voltage: 3 to 18 v

5.The board size: 45 (mm) x33 (mm)