Shure SLXD4D-H55

The Shure SLXD4D Dual-Channel Wireless Receiver - H55 is a high-performance, full-rack receiver designed to meet the demands of professional wireless audio across diverse environments, from conference halls and classrooms to worship services and live performances. With industry-leading 24-bit digital audio and a wide 44 MHz tuning bandwidth, it ensures pristine sound and reliable RF performance, even in challenging wireless environments.

This dual-channel receiver integrates seamlessly with a variety of Shure SLX-D transmitters and microphone configurations, including lavaliers, handhelds, and instrument mics. The SLXD4D features intuitive setup via IR sync, a guided interface with a high-contrast LCD, and compatibility with Shure's Wireless Workbench and ShurePlus Channels apps for advanced control and monitoring. It also supports networking via Ethernet for group scanning, firmware updates, and third-party control. Built into a durable steel chassis, the SLXD4D is an essential component for professionals seeking efficient, expandable, and dependable wireless systems.

• Dual-channel digital receiver with 24-bit audio and 118 dB dynamic range

• Operates in the 514-558 MHz UHF frequency band

• Syncs easily with transmitters via IR scan and auto channel scan

• Works with Wireless Workbench and ShurePlus Channels apps for remote control

• Digital Predictive Switching Diversity ensures stable RF performance

• Ethernet port for group scans, firmware updates, and third-party control

• Rugged metal construction, rack-mountable, and easy to integrate

• Includes antennas, mounting hardware, BNC cables, and power supply

GENERAL SPECIFICATIONS:

• Product Name: SLXD4D Dual Channel Digital Wireless Receiver

• Frequency Band: H55 514 to 558 megahertz

• Audio Quality: 24 bit digital audio

• Receiver Type: Dual channel full rack receiver

• Display: High contrast LCD

• Housing: Galvanized steel

• Construction: Rugged metal

• Compatibility: SLX D wireless systems and transmitters

• Software Support: Wireless Workbench 7 and ShurePlus Channels mobile app

• Setup Tools: Guided setup mode, automatic channel scan, IR sync

AUDIO PERFORMANCE:

• Frequency Response: 20 hertz to 20 kilohertz

• Dynamic Range: 118 decibels

• Gain Adjustment Range: 18 to 42 decibels in 1 decibel steps

• Mic Line Switch: 30 decibel pad

• Phantom Power Protection: Supported on quarter inch and XLR outputs

RF AND WIRELESS SPECS:

• Diversity Technology: Digital Predictive Switching Diversity

• Tuning Bandwidth: 44 megahertz

• Number of Channels: 32 per frequency band

• Systems per TV Band: Up to 10 per 6 megahertz band, 12 per 8 megahertz band

• Frequency Bands Available: G58 470 to 514 megahertz, H55 514 to 558 megahertz, J52 558 to 602 plus 614 to 616 megahertz

INPUTS AND OUTPUTS:

• RF Input Connectors: BNC

• RF Input Impedance: 50 ohms

• Spurious Rejection: Greater than 75 decibels typical

• Audio Outputs: XLR balanced and quarter inch balanced

• Quarter Inch Output Impedance: 1.3 kilo ohms balanced, 670 ohms unbalanced

• XLR Output Impedance Line: 400 ohms balanced, 200 ohms unbalanced

• XLR Output Impedance Mic: 150 ohms

• Full Scale Output: Quarter inch plus 15 dBV differential, plus 9 dBV single ended

• XLR Line: Plus 15 dBV

• XLR Mic: Minus 15 dBV

NETWORKING:

• Interface: Single Port Ethernet 10 100 Mbps

• Addressing: DHCP or manual IP

• Max Cable Length: 100 meters

POWER AND BATTERY:

• Power Requirements: 15 VDC at 600 milliamps

• Power Supply: External with tip positive

• Battery Options for Transmitters: Two AA batteries or Shure SB903

• Battery Life: Up to 8 hours

DIMENSIONS AND WEIGHT:

• Height: 42 millimeters

• Width: 197 millimeters

• Depth: 152 millimeters

• Weight: 1451 grams without antennas

INCLUDED IN THE BOX:

• One dual channel receiver

• Two quarter wave antennas

• Two bulkhead adapters

• Two 22 inch BNC cables

• One power supply

• Two short rack mount brackets

• One hardware kit