Shure BLX14/P31 Instrument Wireless System with PGA31 Headset Microphone, J10
Includes BLX4 wireless receiver, BLX1 body pack transmitter, PGA31 headset microphone, power supply, clothing clip, windscreens, and user guide.
Power and battery status LED
Adjustable gain control
Quick & easy frequency matching
300 feet (91 m) operating range (line of sight)