Shure SM31FH Fitness Headset Condenser Microphone

Article number: SM31FH-TQG
Availability: Ships from manufacturer
Delivery time: Normal delivery time is 2-7 business days, subject to availability.

The rugged and durable SM31FH is a cardioid condenser microphone constructed with hydrophobic materials that make it ideal for true performance in fitness instruction applications. The moisture-repellent cartridge housing ensures a long product life by protecting the microphone from the corrosion damage that causes typical fitness instruction headsets to fail. Available in bundled BLX and GLX-D wireless systems, the SM31FH features TA4F 4-pin (TQG) connectors that make it a viable replacement for any Shure wireless headset system.

Features

  • 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
  • Included windscreen tames plosive, breath, and wind noise for clean and intelligible sound
  • 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

  • Type: Electret Condenser
  • Frequency Response: 45 to 20,000 Hz
  • Polar Pattern: Unidirectional (Cardioid)
  • Output Impedance @ 1 kHz: 600 Ω
  • Audio Output Level: -50 dBV/Pa
  • Signal-To-Noise Ratio @ 1 kHz: 66 dB
  • Maximum SPL (1000 Ω load, @ 3% THD): 145.0 dB
  • Dynamic Range (@ 1 kHz, 1000 Ω load): 117.0 dB
  • Equivalent Output Noise (Typical, A-Weighted): 28 dB
  • Power Requirements: +5 V DC (nominal), 10 V maximum (DC bias)
  • Polarity: Positive pressure on diaphragm produces positive voltage on pin 3 with respect to pin 1
  • Cable: 1.1 m (45 in.)
  • Connector: TA4F
  • Net Weight: 60 g (2.11 oz.)
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