The PAM8403 Amplifier Module with Knob is a compact and efficient stereo audio amplifier module designed for DIY audio systems, speaker projects, and embedded electronics applications. Based on the PAM8403 amplifier IC, this module delivers clear and powerful sound output with low distortion while consuming minimal power. The onboard volume control knob allows easy adjustment of audio levels without requiring additional components.
This mini amplifier module supports dual-channel stereo output and can directly drive small speakers, making it ideal for portable audio devices, Bluetooth speaker projects, FM radio systems, and Arduino-based sound applications. Its lightweight and compact PCB design allows easy integration into custom electronic projects.






