Collecting listings has surprises
Description noise canceling circuit, short circuit current protection and over-temperature protection.
This item is Mini Power Amplifier Board made of metal and PCB board. Can be powered by 5V USB, or cell phone charger USB port 5V, power also.
Features
- Color: As the pictures shown.
- Material: Metal, PCB Board.
- PAM8403 Mini Power Amplifier Board.
- Efficiency: 90%.
- Max output: 3Wx2 (5V 4Ω).
- AM8403 Mini Power Amplifier Board.
- Dimension: 30 x 22 x 16mm (do not including potentiometer handle).
- Operating voltage: DC 2.5-5.5V.
stereo power amplifier board