Shure BLX4 Single-Channel Wireless Receiver (M15: 662 - 686 MHz)

The BLX4 Wireless Receiver from Shure is a single-channel receiver set to Shure's M15 frequency band and operates between 662 to 686 MHz. It has microprocessor-controlled internal antenna diversity for reduced signal interference and dropouts. The one-touch QuickScan frequency selection feature allows you to quickly locate the frequency with the least amount of interference available.