It's a 2 Channel 3W+3W mini digital amplifier,operating voltage: DC 3~5.5V,Efficiency: 90%, It has small size, high efficiency, long term stable and reliable quality,easy installation and use. Very easy to connect,and enjoy diy fun.
- PAM8403 Mini Power Amplifier Board.
- Dimension:30 x 22 x 16mm (do not including potentiometer handle)
- Operating voltage: DC 3~5.5V
- Max output: 3Wx2 (5V 4Ω)
- Efficiency: 90%
- Potentiometer with switch, can Adjust the volume and Control the power switch
- Suitable for battery or portable electronics products,suitable for long time steady usage.
- 1 x Mini Amplifier Board