Feature:

Model: PAM8403

Super Mini: 1.85*2.15cm

Input voltage: 2.5-5V (can't be more than 5.5V, otherwise it will burn the ICs on board)

It could work with 4 Ohm and 8 ohm Speaker.

Output power: 2 channels *3W

 

NOTE:

The left and right channel output of "negative" cannot be connected together, otherwise it will burn the IC.

Connect the speaker (load) and then powered.

 

Package Include:

5*PAM8403 Mini Digital Power Amplifier Board