BLX4R=-J11 Shure Rackmount Wireless Receiver

The Shure BLX4R is a single‑channel rackmount wireless receiver designed for use with the Shure BLX wireless system. It’s built with a rugged metal chassis and removable antennas for reliable operation in small‑to‑medium venues, conference rooms, and A/V installations. The unit supports up to 12 compatible transmitters per frequency band and offers easy setup with auto frequency scanning and intuitive controls. It provides both balanced XLR and unbalanced ¼″ audio outputs with adjustable output level, an LCD display for RF and audio metering, and a two‑color LED to indicate audio status.

Features

• Rackmount design with rugged metal construction

• Single‑channel wireless receiver compatible with BLX1 bodypack and BLX2 handheld transmitters

• Operates in the J11 frequency band (596 – 616 MHz)

• One‑touch QuickScan auto frequency selection to find clear RF channels

• Microprocessor‑controlled antenna diversity to reduce signal dropouts

• Removable antennas for optimized placement and signal reception

• LCD display showing group/channel, RF level, and audio metering

• Two‑color audio status LED (normal and overload indicators)

• Adjustable output level for flexible audio control

• Balanced XLR and unbalanced ¼″ audio outputs

• Supports up to 12 compatible systems per frequency band

• Typical operating range up to approximately 300 ft (91 m) line of sight

• Includes rack mount kit and required hardware