BLX14/SM31
Wireless Fitness Headset System with SM31FH Headset Microphone








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.

Product Details
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.
Includes BLX4 wireless receiver, BLX1 bodypack transmitter, SM31 fitness headset microphone, power supply, clothing clip, windscreens, and user guide.
- 1 - PS24 Power Supply
- 1 - clothing clip
- 1 - windscreen
Accessories
URT2
rack tray for BLX4, BLX88 and GLXD4
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Support
Customer Support
Service & Repair
Detailed policy information regarding customer service numbers, service modifications, and replacement parts.
Service & RepairContact Us
Submit a ticket directly to Shure Customer Service staff, or reach out via phone or email.
Contact UsResources
Shure Tech Portal
Complete product documentation, technical support materials, software and firmware, and other tools and resources for all Shure products, in one place.
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Documentation
User Guide & Specs
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Brochure
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Frequency Compatibility Chart
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Tools

Wireless Frequency Finder
This tool provides recommended frequencies for Shure Wireless System use in the United States.

Wireless Accessory Wizard
With a few simple inputs, this selection wizard provides recommended items for your wireless microphone setup, and/or a diagram on how the antennas and antenna distribution are connected.