The SM31FH cardioid condenser microphone with analogue transmission, designed for use in fitness instruction, features moisture-repelling construction for true performance in humid applications where corrosion damage is common.

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.

The BLX14/SM31 Wireless Headset System includes BLX4 wireless receiver, BLX1 bodypack transmitter, SM31 fitness headset microphone, power supply, clothing clip, windscreens, and user guide.

The SM31FH cardioid condenser microphone with analogue transmission features moisture-repelling construction for true performance in humid applications where corrosion damage is common.