The Audio-Technica ATW-T1002 System 10 Handheld Unidirectional Microphone/Transmitter is a digital high-fidelity wireless transmitter designed to provide performing musicians and presenters with advanced 24-bit operation, easy setup, and Clear, natural sound quality. Operating in the 2.4 GHz range, far from TV and DTV interference, this digital transmitter offers easy operation. It also offers an easy-to-read digital ID display.