The Shure ULXD4Q-G57 Wideband Quad Wireless Receiver is a professional, rack-mountable four-channel digital wireless receiver designed to deliver uncompromising audio quality, advanced RF performance, and efficient channel management in demanding installations and live productions. Operating in the G57 band (470–616 MHz) with wide 44 MHz tuning bandwidth, it features true digital predictive switching diversity for rock-solid signal stability and 24-bit/48 kHz audio clarity with a wide dynamic range. Each of the four independent channels offers AES-256 encryption for secure transmission, automatic frequency scanning, and seamless integration with Shure’s Wireless Workbench® software and the ShurePlus™ Channels mobile app for real-time monitoring and control. The ULXD4Q also includes Dante™ digital audio networking for streamlined multi-channel routing, networked control via Ethernet, and advanced frequency coordination, supporting large-scale, high-density wireless environments. With its rugged build, intuitive interface, and scalable architecture, the ULXD4Q-G57 is an ideal choice for broadcast, corporate AV, houses of worship, and touring applications requiring reliable, high-quality multi-channel wireless performance.