Shure BLX24R/SM58 Rack-Mount Wireless Audio System H9 Band (512–542 MHz) – BLX4R Receiver, BLX2 Transmitter with SM58 Dynamic Mic, Up to 14 Hr Battery, 300 ft Range

H9 (512–542 MHz) UHF FREQUENCY BAND: Operates on the H9 (512–542 MHz) UHF frequency band for dependable wireless audio transmission in regions where this spectrum is authorized. Verify local compliance before ordering.

PROFESSIONAL RANGE & ALL-DAY POWER. Provides reliable audio transmission up to 300 ft (100 m) line-of-sight. The BLX2 handheld transmitter operates up to 14 hours using two AA batteries under typical conditions.

COMPLETE RACK-MOUNT AUDIO SETUP. Includes BLX4R rack-mount receiver, BLX2 handheld transmitter with SM58 capsule, rackmount hardware kit, antennas, microphone clip, power supply, 2 AA batteries, and user guide.

LEGENDARY SM58 SOUND. The SM58 dynamic capsule features a cardioid pickup pattern engineered for clear vocals and speech while helping reduce background noise in live stage environments.

SHURE ENGINEERED RELIABILITY. Built with Shure’s trusted UHF wireless design and QuickScan for easy setup, supporting up to 12 compatible systems per band for reliable, interference-resistant performance.