PAM8403 2x3W Mini Audio Amplifier Board with Volume Control | USB Powered 5V Class D Module | Replace TDA7297/TDA2030 | XH-M139 (Green)

Product Description

The PAM8403 Mini Stereo Audio Amplifier Board is a high-efficiency, low-cost Class D amplifier module offering 3W+3W stereo output at just 5V DC, with built-in volume control knob. It’s perfect for USB-powered speaker projects, portable audio, or DIY sound systems. Based on the XH-M139 design, this board serves as a compact and energy-efficient alternative to bulkier amps like the TDA2030 or TDA7297, delivering clear sound with minimal distortion.