The Shure ULXD1 is a rugged, lightweight, and compact bodypack transmitter compatible with Shure ULX-D Digital Wireless Systems. It delivers uncompromising audio quality and RF performance, featuring 24-bit/48 kHz digital audio, extended frequency response, and excellent linearity. With its durable metal construction, it's built to withstand the rigors of touring and daily use. The ULXD1 offers AES 256-bit encryption for secure transmission, a wide tuning range, and efficient power management with Shure SB900B rechargeable batteries or standard AA batteries. Ideal for professional live sound, broadcast, and installed sound applications requiring premium wireless performance.