Powerful dual channel output delivering 3W x 2 channels of clear stereo sound for small speakers and DIY audio projects.Integrated Bluetooth technology for wireless audio streaming from smartphones, tablets, and other Bluetooth-enabled devices.Convenient cable-free music playback with stable connection and low noise performance.Designed to drive 4Ω speakers efficiently, suitable for a variety of mini speaker boxes and custom enclosures.Offers good sound quality and volume output for its size, perfect for compact stereo setups.This compact Bluetooth audio amplifier board delivers 3W x 2 channels of clear stereo sound, providing reliable power for small speakers and DIY audio projects. Ideal for building your own portable speaker, desktop audio system, or embedded sound solution.Color: GreenMaterial: Plastic+MetalPackage Contents:1*amplifier boardOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.