Description: Bluetooth 2 Module: MH-M-18/M-28/M-38 offers high-fidelity lossless audio playback with dual-channel stereo support. Easily connect to Bluetooth for wireless transmission up to 20 meters in open environments DIY Audio Solution: Customize your audio experience with the TZT MH-MX8 MP3 decode board. for various DIY audio modifications and projects, this board offers lossless stereo playback for enhanced sound Convenient Wireless Connectivity: The Bluetooth 2 audio module provides a low-power solution for quick and easy Bluetooth connection. for Bluetooth audio reception and transmission in a wide range of applications Enhanced Audio Performance: Transform your speakers with the high-fidelity HIFI Bluetooth module. Enjoy dual-channel stereo playback and seamless Bluetooth 2 transmission for a rich and immersive audio experience Wide Application: Suitable for various audio DIY projects, the Bluetooth audio module is versatile and easy to use. Upgrade your audio devices with lossless stereo playback and reliable Bluetooth connectivity Specification: Color: black. Material: PCB. Size: Approx 7*4*2CM/2.76*1.57*0.79inch. Note: There might be a bit color distortions due to different computer resolutions. There might be a slight errors due to different hand measurement. Package Includes: M-18 model: 1* audio module M-28 model: 1* audio module M-38 model: 1* audio module 2* connecting wires 2* connecting terminals