High-Power Amplifier Board with On/Off Volume Switch

This compact stereo amplifier module offers a practical and efficient solution for driving two speakers with clear, reliable sound. Designed as a booster module, it is ideal for upgrading existing audio systems, building custom speaker setups, or adding amplification to small-scale projects such as desktop speakers, workshop radios, or portable sound installations. Its straightforward connectivity makes it suitable for hobbyists and professionals alike who need a dependable amplification stage without unnecessary complexity.

At the heart of this module is a Class D amplifier design, which delivers a nominal power output of 2 × 30 watts into a minimum load of 4 ohms per channel. This configuration ensures efficient power conversion, generating less heat than traditional linear amplifiers while maintaining clean audio reproduction. Input is accepted via a 3.5 mm stereo jack or screw terminals, offering flexibility for various source devices. Speaker outputs are provided through screw terminals, enabling secure and straightforward wiring to your chosen speakers. The module’s compact footprint allows for easy integration into enclosures or existing setups, making it a versatile choice for a wide range of audio amplification needs.