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.

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