Price: 
US$4.98
 Free Shipping
            5Pcs Mini PAM8403 3Wx2 5V Dual Channel USB Power Audio Amplifier Board Volume Control
         
 
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Specification: 
Operating voltage: 2.5V-5.5V
Maximum output power: 3W*2(5V 4Ω)
PCB size :Length: 30mm* Width: 21mm(Overall height after installed is about 16mm.)
Note:
1.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.
2.This PAM8403 Audio Amplifier board could be powered by USB Power supply.
Package Included:
5 x Amplifier Board

