High-Performance Mini Amplifier Module 3W – USB Powered Class D Audio

Mini Amplifier Module 3W is a compact, high-efficiency audio amplifier module designed for portable electronics and DIY audio projects. Operating with a working voltage range of 2.5V to 5.5V, this amplifier ensures reliable sound output without exceeding safe voltage limits.

The Mini Amplifier Module 3W can be powered through a computer USB port, mobile phone charger, or lithium battery, offering versatile power options for various setups. With 90% efficiency at 4W load and a 5V power supply, it delivers an impressive output of 3W per channel (left + right), outperforming traditional Class A and Class B amplifiers which typically achieve only 30% efficiency. Class D technology makes this module highly efficient and eco-friendly, aligning with modern green energy trends.

Ideal for portable speakers, LCD TVs, monitors, laptops, DVD players, game consoles, and mobile hands-free devices, the Mini Amplifier Module 3W provides clean, powerful, and distortion-free audio. Its compact size allows easy integration into tight spaces, making it perfect for DIY audio enthusiasts and hobbyists who need high-quality audio output in a small footprint.

This module is designed with careful consideration of modern audio requirements. It ensures optimal performance, low heat generation, and long-lasting reliability. Users can enjoy excellent stereo sound from small audio devices without the bulk or energy inefficiency of traditional amplifier designs.

Whether you are building a portable speaker, enhancing a laptop’s audio output, or powering a small multimedia device, the Mini Amplifier Module 3W delivers superior audio clarity and efficiency. Upgrade your DIY audio projects with this compact and versatile amplifier module, and enjoy high-quality sound in any application.