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Nady HM-20U Headset Microphone

Nady HM-20U Unidirectional Headset Microphone

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Nady HM-20U Unidirectional Headset Microphone

The HM-20U HEADMIC Series Headworn Condenser Microphone is intended for hands-free applications during presentations, performances, fitness instruction and more.

The low-profile microphone features a thin, form fitting microphone frame.

The miniature capsule features a wide frequency response and a cardioid polar pattern that maximizes feedback rejection.


  • Full-frequency, uni-directional electret condenser mic
  • Warm, transparent audio and maximum feedback rejection
  • Durable, thin metal frame easily molded to any user
  • Ergonomic design and comfortable fit with or without glasses, hat, or headphones
  • (also no hairstyle hindrance)
  • Tiny 5 x 8 mm lightweight capsule for hours of comfortable use
  • Two sizes of foam windscreen included to reduce wind/popping noise
  • Extendable, fully adjustable boom for optimum mic capsule placement
  • Choice of black or beige


  • HM-20U unidirectional headmic with small foam windscreen
  • Additional foam windscreen
  • Extra boom assembly
  • User guide and Warranty card


  • Element: Back electret condenser
  • Polar pattern: Uni-directional cardioid
  • Frequency Response: 20Hz~20KHz
  • Sensitivity: -46dB ±3dB
  • Output impedance: 1K Ohms ±5%
  • SPL max: 135dB
  • Power Supply: 1.5-12V DC
  • Capsule: 5x8mm
  • Cable: 1.5mm dia, 1M (40")
  • Weight: 0.6 oz. (18g)

Specifications and design subject to change for improvement purposes without prior notice.

  • Condition: New

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