Working voltage: 6 to 18V
Board size: 4.5 X 3.3 X 2.7 cm
Onboard TDA7297 audio amplifier chip, dual-channel 15W + 15W, suitable for 10-50W 4-8Ω speakers use.
The chip pin has already leads out for convenient the external device control, on-board 2-way 5.08 (mm) pitch 2P terminal, respectively for left and right channel output terminal.
On-board potentiometer dial, you can adjust the volume output.
Support DC seat, terminal, pin 3 of the power input, the default is DC seat.