The Shure ULXD2/N8CB-G57 is a professional digital handheld transmitter for ULX-D systems, equipped with the innovative Nexadyne 8/C dynamic cardioid capsule. Featuring Revonic dual-transducer technology, this mic delivers condenser-like vocal clarity, enhanced off-axis rejection, and reduced handling noise-ideal for live vocal performances. Operating in the G57 band (470"608 MHz) with a 138 MHz tuning range, the transmitter offers 24-bit/48 kHz digital audio, AES-256 encryption, and automatic gain adjustment. The interchangeable capsule design allows quick swaps with other Shure heads. Key features include a rugged aluminum housing, backlit LCD, mute mode, and 1/10/20 mW selectable RF output. It provides up to 11 hours on AA batteries or 8.5 hours with the optional SB900B rechargeable battery, with support for docked and networked charging options-making it a robust, high-performance solution for demanding wireless vocal applications.