Shure

Shure ULX-D Wireless Microphone System ULXD4 G50 470-534 MHz

4.7 (15 reviews)

Uncompromising Wireless Audio for Professional SoundThe Shure ULX-D is a half-rack, networkable digital wireless receiver engineered for flawless audio in demanding professional environments. Offering pristine 24-bit/48 kHz digital quality, robust RF performance, and AES 256-bit encryption, it de...

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*Price sourced from Amazon.com. Last updated:Jun 27, 2026.Price and availability are subject to change.

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Overview

Uncompromising Wireless Audio for Professional Sound

The Shure ULX-D is a half-rack, networkable digital wireless receiver engineered for flawless audio in demanding professional environments. Offering pristine 24-bit/48 kHz digital quality, robust RF performance, and AES 256-bit encryption, it delivers secure and exceptional sound reinforcement.

  • Frequency Band: G50, 470-534 MHz
  • Digital Audio Quality: 24-bit / 48 kHz
  • Encryption: AES 256-bit
  • RF Performance: Efficient and intelligent
  • Diversity: Predictive switching diversity
  • High Density Mode: Optimizes for more channels within 30 meters
  • Scanning: Intelligent scanning with IR sync
  • Interference Detection: Alerts on receiver and Wireless Workbench 6
  • Gain Adjustment: Front panel buttons, up to 60 dB
  • Networking: Ethernet for setup, Wireless Workbench 6, AMX/Crestron control

Key Features

This receiver requires a ULXD transmitter to complete the system. Note: When purchasing separate wireless components, please match their frequency bands to ensure proper system operation.

The ULXD4 is a half-rack, networkable wireless receiver for use with ULX-D Digital Wireless Systems.

With an expansive set of professional features, including 24-bit / 48 kHz digital audio quality, efficient and intelligent RF performance, and AES 256-bit encryption, ULX Digital offers uncompromising wireless tailored for professional sound reinforcement.

Predictive switching diversity.

High Density mode optimizes ULX-D systems to simultaneously operate significantly more channels in applications up to 30 meters.

Intelligent scanning automatically finds and deploys the cleanest frequencies to transmitters over IR sync.

Interference detection and alerts provided on both the receiver and Wireless Workbench 6.

Front panel gain adjustment buttons provide up to 60 dB additional gain.

AES 256-bit encryption-enabled for applications where secure transmission is needed.

Ethernet networking provides streamlined setup across multiple receivers, Wireless Workbench 6 integration, and AMX/Crestron control.

Specifications

Product Type
Wireless Receiver
Model
ULXD4
Frequency Band
G50 (470-534 MHz)
Audio Quality
24-bit / 48 kHz Digital
Encryption
AES 256-bit
Networking
Ethernet
Antenna Technology
Predictive switching diversity
Gain Adjustment
Up to 60 dB (front panel)

Pros & Cons

👍 Pros

  • Delivers high-fidelity 24-bit / 48 kHz digital audio quality, ensuring clear and precise sound reproduction
  • Offers efficient and intelligent RF performance, optimizing wireless signal reliability in demanding environments
  • Features AES 256-bit encryption, providing secure transmission for sensitive applications
  • Includes High Density mode, allowing for simultaneous operation of significantly more channels in close proximity
  • Employs intelligent scanning to automatically find and deploy the cleanest frequencies to transmitters via IR sync
  • Provides interference detection and alerts on both the receiver and via Wireless Workbench 6 software for proactive management
  • Equipped with front panel gain adjustment buttons, offering up to 60 dB of additional gain for precise audio control
  • Supports Ethernet networking for streamlined setup across multiple receivers, integration with Wireless Workbench 6, and AMX/Crestron control
  • Utilizes predictive switching diversity to enhance signal stability and prevent dropouts during use

👎 Cons

  • Requires a separate ULXD transmitter to form a complete operational system, as it is only a receiver
  • Proper system operation necessitates matching the frequency bands of the receiver and any purchased transmitters
  • The advanced features like High Density mode are optimized for applications up to 30 meters, potentially limiting larger venues
  • Full utilization of network capabilities like Wireless Workbench 6 integration and AMX/Crestron control may require specific technical knowledge
  • While offering intelligent scanning, environmental RF interference can still present challenges in extremely crowded spectrums
  • The half-rack design implies a need for proper rack mounting solutions or space considerations for its installation
  • AES 256-bit encryption, while a strong security feature, may add a slight processing overhead compared to unencrypted systems

Frequently Asked Questions

This receiver requires a compatible ULXD transmitter to complete the wireless microphone system and function correctly.
This ULXD4 receiver operates on the G50 frequency band, spanning 470-534 MHz, which should be matched with the transmitter.
Yes, the ULX-D Digital Wireless System, including this receiver, supports AES 256-bit encryption for applications that require secure transmission.
The system features interference detection and provides alerts on both the receiver itself and through the Wireless Workbench 6 software, helping users manage RF challenges.
Yes, the receiver supports Ethernet networking, which provides streamlined setup across multiple receivers, integration with Wireless Workbench 6, and control via AMX/Crestron systems.
Yes, a High Density mode is available, which optimizes ULX-D systems to simultaneously operate significantly more channels in applications up to 30 meters.
It features intelligent scanning, which automatically finds and deploys the cleanest available frequencies to the transmitters over an IR sync connection.