- Operating voltage: 2.5V-5.5VMaximum output power: 3W*2(5V 4?)?
- PCB size is about: length 30mm width 22mm overall height after installed is about 16mm?
- Built with switch Potentiometer, can adjust the volume & control power switch freely!?
- Flexible assembly usage
- PAM8403 is a small digital amplifier chip, high-definition sound quality highlights the advantages of digital chips, circuit using the most reasonable peripheral configuration, power supply filtering is upgraded to 470uf 1.6mm glass sheet, the real amplifier board did the most detailed, high-fidelity sound output 3W 3W, is a rare good product enthusiasts amplifier, potentiometer using original anti-meter body, life expectancy up to 15 years, potentiometer with switch can cut off the power supply directly counterclockwise.
- Suitable for battery or portable electronics products,
- Suitable for long time steady usage.
- 1 X Mini PAM8403 5V Digital Amplifier Board USB Power Supply ?