Scriptronics Mini PAM8403 DC 5V Power Audio Amplifier Board Digital Power Amp Module 2 Channel 3W+3W Volume Control with Potentiometer (Pack of 10) Electronic Components Electronic Hobby Kit

PAM8403 2 Channel USB Power Audio Amplifier Module Board 3Wx2 Volume Control. Features: 100% Brand new and high quality PAM8403 is a small digital amplifier chip, which highlights the advantages of digital chip. Circuit adopts the reasonable configuration, power filtering is upgraded to 470 uf, 1.6 mm glass fiber sheet, great performance Output of 3 w + 3 w high-fidelity sound quality The potentiometer adopts the original anti-watch body, and the potentiometer with the switch counterclockwise can cut off the power directly. Specifications: 1. Power supply range: 5V DC 2. Lowest output: 3W×2 3. Maximum output power: 3W*2(5V 4?) 4. Length: 29mm 5. Width: 20mm 6. Overall height after installed is about 16mm. Note: Please make sure the power supply is not more than 5.5V and please don't do reverse polarity for "+" and "-", or else, it will burn the board.