Detail XH-M177 Digital Power Amplifier Board PAM8403
PAM8403 is a small digital power amplifier chip, high quality digital circuit chip highlights the advantages, the most reasonable peripheral configuration, power filter is upgraded to 470uf (some sellers 100uF not to even have 1.6mm glass plate capacitor), the power amplifier board do the detailed, high fidelity sound output 3W+3W power amplifier, is a rare fancier good products, using original potentiometer anti body, life can reach15 years, potentiometer with switch anticlockwise can directly cut off the power supply.
Product Name: PAM8403 digital power amplifier board Specifications: XH-M177 Power supply range: 2.5-5.5V Minimum output: 3W*2 Appearance size: 29.5*20.2*15mm (not including the protruding rod potentiometer)