Shure BLX4R Rackmount Wireless Receiver

The Shure BLX4R is a professional rackmount analog wireless receiver designed for use with BLX® Wireless Systems. Featuring enhanced linearity and frequency response, the BLX4R ensures reliable audio performance with simple setup and operation. Key features include group and channel scan, one-touch QuickScan frequency selection, removable antennas for antenna distribution, and adjustable output levels. With rugged metal construction and an included rack mount kit, the BLX4R is built for installations and touring environments where performance and durability matter most.

Shure BLX4R Features

• XLR and ¼" output connectors for flexible audio output options

• Microprocessor-controlled internal antenna diversity for improved signal stability

• Two-color audio status indicator LED

  • Green: Normal audio levels

  • Red: Excessive audio levels (overload/clipping)

• Adjustable output level to match your system's requirements

• LCD display with detailed RF and audio metering for real-time monitoring