Opencircuit 2 Channel 3W PAM8403 Audio Amplifier Module

This super small amplifier is surprisingly powerful, it is capable of supplying up to 3 watts to 2 speakers with an impedance of 4 - 8 ohms. This module contains a class D controller, which can be supplied with a voltage between 2V and 5.5V. Furthermore, this amplifier is very efficient (more than 90%), making it perfect for portable and wireless projects. There is also a built-in thermal and overcurrent protection.