Description

• 8PAM8403 small mini 5V digital power amplifier board (can be USB powered) (XY) board USES PAM8403 digital power amplifier chip, circuit is simple, reliable work.
• Working voltage of 2.5V to 2.5V, 3Wx2 maximum output, efficiency can achieve 90% above, can use computer USB 5V power supply, is very suitable for battery and portable electronic products.
•  Small size, and is equipped with switch, potentiometer, can follow one’s inclinations of the volume, and control the power switch to use and install is very flexible and convenient.
• Using devices all use the real thing, can be competent for long-term stability.

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.

Package Included:

• 1 X Audio Amplifier Module