1. The onboard TDA7266 audio power amplifier chip, double track 7W + 7W, suitable for 4-8? 5-15W speakers.
2. The main pin has led chip, convenient external device control, onboard 2 road 5.08 (mm) distance between two p terminal, around a track connection output respectively.
3. The on-board dial potentiometer, output size can adjust the volume.
4. Support in DC, terminal blocks, row needles 3 power input mode, the default for the DC, working voltage: 3-18V.
5. The board size: 45(mm)x33(mm).