[Discontinued] Mini PAM8403 5V Digital Amplifier Board USB Power Supply

SPECIFICATION

• Operating voltage: 2.5V-5.5V 
• Maximum output power: 3W*2(5V 4?) 
• PCB size is about: length 30mm width 22mm overall height after installed is about 16mm 
• Built with switch Potentiometer, can adjust the volume & control power switch freely! 
• Flexible assembly usage.

Usage:
Suitable for battery or portable electronics products, suitable for long time steady usage. 
 

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.

WHAT'S IN THE PACKAGE

• 1X PAM8403 mini 5V power amplifier board (Support USB Power supply)