Shure BLX14/SM31-H9 Wireless Mic

The BLX14/SM31 Wireless Fitness Headset System features 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.

Includes

• BLX4 Single-Channel Receiver
• BLX1 Bodypack Transmitter
• SM31FH Fitness Headset Microphone
• Power supply
• Clothing clip
• Windscreens
• User guide

Features

• BLX4 Single-Channel Receiver:
  • XLR and 1/4" output connectors
  • Microprocessor-controlled internal antenna diversity
  • Two-color audio status indicator LED:
  • Green: Normal audio levels
  • Red: Excessive audio levels (overload / clipping)
• BLX1 Bodypack Transmitter:
  • Quick and easy receiver frequency matching
  • TQG connection for use with Shure lavalier, headset, earset and instrument microphones and guitar cables
  • Easily accessible On / Off switch
• SM31FH Fitness Headset Microphone:
  • Wireframe headset fits securely and comfortably for fitness and aerobics instructors
  • Moisture-repellent hydrophobic fabric protects the microphone cartridge from harmful corrosion that occurs in humid environments
  • Flexible gooseneck provides discrete adjustment capabilities to optimize placement for greatest isolation
  • Lightweight and low-profile design won’t fatigue instructors during high-impact use
  • TA4F (TQG) connector is compatible with any Shure wireless bodypack
  • Tailored frequency response ideal for crisp, clear vocal reproduction
  • Available with bundled BLX and GLX-D wireless systems
  • Legendary Shure precision engineering for durability and performance

Specifications

• BLX4 Single-Channel Receiver:
  • Compatible Systems per Band: Up to 12 (region-dependent)
• BLX1 Bodypack Transmitter:
  • Battery Life: Up to 14 hours
  • Typical Operating Distance: 300 ft (100 m) transmission radius
• SM31FH Fitness Headset Microphone:
  • Type: Electret Condenser
  • Frequency Response: 45 Hz – 20 kHz
  • Polar Pattern: Cardioid