Digital Small Power Amplifier Board-4Pcs PAM8403 Mini DC 5V-with Switch Potentiometer-USB Power Supply-Power Amp Module Board

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: Power supply range: 5V DC Lowest output: 3W*2 Size: 3.5 x 3cm / 1.38 x 1.18inch Weight: 9g Quantity: 4 pcs Package included: 4 x Mini Amplifier Board