The Shure ULXD2/K9=-G57 Handheld Transmitter with KSM9 Capsule is a premium digital wireless microphone solution designed for professional live sound, broadcast, and high-profile events, combining the pristine clarity of Shure’s KSM9 condenser capsule with the rock-solid reliability of ULX-D digital transmission. Operating within the G57 frequency band (470–616 MHz), this handheld transmitter delivers transparent 24-bit/48 kHz audio with exceptionally low latency, high dynamic range, and secure AES 256-bit encryption for protected communications. The KSM9 capsule features dual interchangeable polar patterns (cardioid and supercardioid), providing unmatched vocal reproduction with excellent feedback rejection and adaptability across performance environments. Its rugged yet lightweight metal construction is built for demanding professional use, while the transmitter offers intuitive controls, backlit LCD for frequency and battery status, and up to 11 hours of runtime on Shure’s SB900A rechargeable battery or standard AA batteries. With advanced networking capabilities and seamless integration into larger ULX-D systems, the ULXD2/K9=-G57 ensures uncompromising sound quality, efficiency, and reliability on any stage.