4pcs PAM8403 Power Amplifier Board Compact Digital Audio Module

Feature: \n 1. 100% Brand new and high quality\n2. PAM8403 is a small digital amplifier chip, which highlights the advantages of digital chip\n3. Circuit adopts the reasonable configuration, power filtering is upgraded to 470 uf, 1.6 mm glass fiber sheet, great performance\n4. Output of 3 w + 3 w high-fidelity sound quality\n5. The potentiometer adopts the original anti-watch body, and the potentiometer with the switch counterclockwise can cut off the power directly \n\nSpecification: \n\nFeatures: \n\n--\n\n100% Brand new and high quality\n\n--\n\nPAM8403 is a small digital amplifier chip, which highlights the advantages of digital chip. \n\n--\n\nCircuit adopts the reasonable configuration, power filtering is upgraded to 470 uf, 1.6 mm glass fiber sheet, great performance\n\n--\n\nOutput of 3 w + 3 w high-fidelity sound quality \n\n--\n\nThe potentiometer adopts the original anti-watch body, and the potentiometer with the switch counterclockwise can cut off the power directly. \n\n: