Shure QLXD4UK-G51 Digital Wireless Receiver | UHF, Pro Audio

Description The Shure QLXD4 Digital Wireless Receiver delivers industry-leading UHF digital wireless performance, combining professional reliability with intuitive operation for a wide range of pro audio environments. Engineered for clarity and stability, this receiver supports digital UHF transmission with advanced Digital Predictive Switching Diversity, ensuring a solid RF connection and minimizing dropouts even in challenging RF conditions. With AES-256 encryption, it provides secure, private wireless audio, ideal for corporate, broadcast, and theatrical use where signal integrity matters most.Equipped with a high-resolution backlit LCD and easy-to-navigate controls, the QLXD4 makes setup and frequency management straightforward, while automatic channel scanning and networked channel scan help you quickly find and coordinate clear frequencies across multiple receivers. Its robust RF design supports up to dozens of compatible channels per 8 MHz TV band, making it a scalable solution for larger systems.Audio quality is pristine thanks to 24-bit/48 kHz digital processing — delivering transparent, detailed sound with low latency and excellent dynamic range. The receiver offers both balanced XLR and 1/4″ TRS outputs, switchable gain control, and intuitive metering for precise signal monitoring and integration with mixers, amplifiers, or recording gear.Built for professional use, the QLXD4 features a rugged metal chassis with detachable antennas and half-rack form factor, allowing flexible installation in racks or desktop setups. Integrated Ethernet connectivity enables remote monitoring and control via Shure’s Wireless Workbench software, giving you centralized management of your wireless system from a PC or networked interface.Whether deployed in live performance venues, conference rooms, or educational institutions, the Shure QLXD4 Digital Wireless Receiver brings dependable, high-performance wireless audio that professionals trust — making it an excellent choice for anyone seeking clarity, versatility, and secure wireless operation. Features24-bit / 48 kHz digital audio for clear, detailed sound qualityUHF operating band (470–534 MHz – G51) for stable RF performanceAES-256 encryption ensures secure wireless transmissionAutomatic frequency scanning & synchronization via infraredNetwork control via Ethernet with Shure Wireless Workbench supportHigh channel density for multi-system installationsXLR and ¼” TRS audio outputs for flexible system integrationMetal chassis construction for durability in touring and installed useLow latency digital transmission ideal for live performanceCompatible with Shure QLX-D transmitters (handheld & bodypack)SpecificationsSpecificationDetailsProduct TypeDigital Wireless ReceiverBrandShureModelQLXD4UK-G51Frequency BandG51 (470–534 MHz)Audio Quality24-bit / 48 kHz Digital AudioEncryptionAES-256RF Sensitivity–97 dBm (typical)Audio OutputsXLR Balanced, ¼” TRSNetwork InterfaceEthernet (Shure Wireless Workbench compatible)Frequency Response20 Hz – 20 kHzDynamic Range>120 dBLatency<2.9 msAntenna TypeDetachable ½-wavePower SupplyExternal PSURack MountableYes (1U, hardware included)ChassisMetalApplicationLive Sound, Conferencing, Broadcast, Installed PAT2S8M8E5/75-KMN