The Shure ULXD2/N8CB digital handheld wireless microphone transmitter provides musicians a high-performance tool for vocal performances. Featuring AES 256-bit encryption and a proprietary gain ranging system, the ULXD2/N8CB optimizes your dynamic range and ensures secure transmission for any application. An optional lithium-ion rechargeable battery provides over 12 hours of battery life and precision metering so you always know how much performance time remains. With a transmitter mute mode, backlit LCD menu and rugged metal construction, the ULXD2/N8CB handheld microphone gives you full control in any situation. Powered by a cardioid dynamic Nexadyne 8/C capsule with Revonic transducer technology, the ULXD2/N8CB delivers full, rich vocals for an unparalleled performance experience.