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The Shure BLX14/SM31 brings fitness and aerobics instructors a cost-effective wireless headset microphone system with quality sound simple setup intuitive operation and dependable performance right out of the box. It includes the compact and lightweight BLX4 single-channel tabletop receiver with internal antennas ideal for portable use. The BLX14/SM31 also includes an SM31FH cardioid fitness headset mic with windscreen and a bodypack transmitter. The headset is specifically designed to stay comfortable and securely in place even during the most active workouts. Moisture-repellent hydrophobic fabric helps protect the microphone capsule from sweat and humidity. The receiver features one-touch QuickScan frequency selection to quickly search 123 available frequencies and locate a clean RF channel in case of interference. The system provides up to 14 hours of continuous use with two AA batteries at a range up to 300′. Up to 12 mic channels can operate simultaneously in each frequency band.
- Includes BLX4 wireless receiver BLX1 body pack transmitter SM31 fitness headset microphone power supply clothing clip windscreens and user guide
- Displays power and battery status LED
- Adjustable gain control
- Quick easy frequency matching
- 300 feet 91 m operating range line of sight
- Powered with AA batteries
- Specifications