The Shure BLX14R/SM31 Wireless Rack-mount Headset System combines professional-quality sound with simple setup and up to 14 hours battery life for great audio performance right out of the box. The system includes BLX4R half-rack single-channel receiver, SM31FH headset microphone with BLX1 bodypack transmitter, clothing clip, power supply, 2 AA batteries, windscreens, and user guide.

BLX14R/SM31

Wireless Rack-mount Fitness Headset System with SM31FH Headset Microphone
Frequency Band
Included Power Supply
Mic Capsule:

The Shure BLX14R/SM31 Wireless Rack-mount Headset System combines professional-quality sound with simple setup and up to 14 hours battery life for great audio performance right out of the box. The system includes BLX4R half-rack single-channel receiver, SM31FH headset microphone with BLX1 bodypack transmitter, clothing clip, power supply, 2 AA batteries, windscreens, and user guide.