The Earldom MC15C button wireless microphone is a compact, clip-on lavalier microphone system featuring noise reduction technology and plug-and-play functionality, primarily designed for use with mobile devices for content creation and live streaming. Utilizes Bluetooth 5.2 for a stable connection. It is a wireless system that includes a microphone transmitter and a receiver. The receiver comes in different connector types, including Type-C (Android devices) and 8-Pin (Lightning for iOS devices). It generally does not require additional apps for operation. Features a built-in noise reduction algorithm to filter out ambient sound for clearer audio. It also includes a reverb sound effect which can be toggled by double-clicking a button. The transmission distance is advertised as approximately 15-25 meters.