RLECS 2Pack DC 5V Mini USB Digital Audio Amplifier Board Small Module with Switch Potentionmeter 2 3W Volume Control 2 Channel PAM8403

Specification: Type: PAM8403 digital amplifier board Power supply range: 2.5-5.5V Minimum output: 3Wx2 Dimension: 29.5x20.2x15mm (not including protruding potentiometer pole) PAM8403 is small digital power amplifier chip, high-definition sound quality highlights the advantages of digital chip. Potentiometer and switch can counterclockwise can directly cut off the power. Power supply filtering is upgraded to 470 uF(some sellers would be less than 100 uF did not even capacitance), 1.6 mm glass fiber sheet; Potentiometer using original table body resistance. Package content: 2pcs Digital Audio Amplifier Board Module