5pcs PAM8403 Mini Amplifier Module DC 5V 2 Channel USB Digital Audio Amplifier Board 2*3W Volume Control With Potentionmeter

Item Introduction:

Operating voltage: 2.5V-5.5V

Maximum output power: 3W*2(5V 4Ω)

PCB size is about: length 30mm width 22mm overall height after installed is about 16mm.

Assembly Usage.

Built with switch Potentiometer,can adjust the volume & control power switch freely!

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