Shure BLX24/B58-H10 Beta 58 Handheld Vocal Wireless Microphone System, 542-572 MHz

Shure BLX® Wireless Systems combine professional-quality sound with simple setup and an intuitive interface for legendary audio performance right out of the box. Precision-built and available in a variety of configurations, it’s the most accessible way to own the stage.
Includes BLX4 single-channel receiver, BLX2/BETA58A handheld transmitter, microphone clip, power supply, 2 AA batteries, and user guide.
Shure BLX24/B58-H10 Beta 58 Handheld Vocal Wireless Microphone System features:

One-touch QuickScan frequency selection quickly locates the best open frequency in case of interference
Up to 14 hours of continuous use from 2 AA batteries (included)
Up to 300 ft (91 m) operating range for total wireless freedom
XLR and ¼" output connectors
Rugged and reliable Shure construction
Legendary Shure microphones options featuring integrated microphone capsule design