Working voltage: 3 to 18 v
The board size: 45 (mm) x33 (mm)
Onboard TDA7266 audio power amplifier chip, double channel 7W+7W, speaker for European 4-8 5-15W use
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
Onboard dial potentiometer, can adjust the volume of output size
Wupport for DC, terminals, pin 3 power supply input mode, the default for the DC.