Sennheiser HMD 46-31-II, Audio headset (supercardioid, dynamic), 300 Ω per system, cable not included

Vendor: sennheiser
Descriptions Sennheiser HMD 46-31-II, Audio headset (supercardioid, dynamic), 300 Ω per system, cable not included The Sennheiser HMD 46-31-II Series is a very lightweight and extremely comfortable headsets. Sennheiser HMD 46-31-II is designed...
$369.95 $459.95
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Descriptions

Sennheiser HMD 46-31-II, Audio headset (supercardioid, dynamic), 300 Ω per system, cable not included

The Sennheiser HMD 46-31-II Series is a very lightweight and extremely comfortable headsets. Sennheiser HMD 46-31-II is designed specifically for all air traffic control communication and C3 operators requiring excellent sound and long-term wearing comfort. Also, the Sennheiser HMD 46-31-II is a noise cancelling microphone that can delivers an optimum speech clarity for reduced call-back/read back" events. HMD 46-31-II headset can be operated in two channel mode. Soft acoustic foam ear pads and patented two-piece automatic headband deliver first class comfort with a perfect, secure fit. A flip away headphone allows for single-sided listening and a reinforced flexible microphone boom allows for left or right sided use. Another thing in Sennheiser HMD 46-31-II it has Sennheiser ActiveGard technology that protects users hearing against acoustic injury caused by a sudden sound burst on the line, without interrupting communications - an added safety feature that differs from traditional acoustic shock clipping circuitry. The HMD 46-31-II headset features a dynamic microphone and has a double-sided without ActiveGard®)

Product Highlights of the Sennheiser HMD 46-31-II

  • Sennheiser Voice Clarity for accurate communication, provides excellent voice transmission and reception

  • Perfect speech transmission Noise-cancelling microphone filters out ambient noise for optimum speech clarity to reduce “call-back/read-back” events

  • Fits every application with a choice of electret/dynamic microphone, and single sided or dual sided earcup model

  • Two channel stereo application for multi-channel communication

  • Sound protection from acoustic injury caused by sudden sound bursts on the line with Sennheiser ActiveGard® technology

  • Color
    black 
  • Impedance
    300Ω 
  • Frequency response (Microphone)
    100 - 12,000 Hz 
    • Transducer principle (Microphone)
      Dynamic, noise cancelling, uni-directional 
    • Frequency response (Headphones)
      20 - 14,000 Hz 
    • Microphone
      Load resistance 150 - 2,200 Ohm 
    • THD, total harmonic distortion
      < 1 % at 95 dB SPL (300 - 3,000 Hz) 
    • Contact pressure
      2.7 N 
    • Ear coupling
      Supra-aural (on ear) 
    • Weight
      150 g /5.29 oz 
    • Storage temperature
      -55 °C - +70 °C 
    • Operating temperature
      -15 °C - +55 °C 
    • SPL for peak deviation
      95 dB (1 kHz, 1 mW)