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MS-MMM-1-HS – High gain omnidirectional microphone for Steno writers

Brand: Master Series by Sound Professionals


High sensitivity Steno machine and laptop mini omnidirectional microphone for court reporters – Made in USA

The MS-MMM-1 microphone is a very small, one piece high gain, high sensitivity microphone that can be plugged into any steno machine or computer microphone input jack. The microphone is very small, measuring about 1″ long.

This microphone is perfect for recording court proceedings, depositions, lectures, business meetings, interviews, music, etc. A high quality, removable windscreen is included with the microphone.

This microphone is very sensitive, with good pickup range. The actual distance will vary, depending on the amplifier power of the recording device, the room acoustics and the loudness of the sounds you are recording:

High Sensitivity: About 30 foot radius

Sound Quality
The MS-MMM-1 microphone has an extended frequency response and very natural and accurate sound, providing deep, solid bass, smooth midrange and clean highs. Vocals come through clean and crisp.

For recording devices that are mechanically noisy (Steno machines, laptops with noisy fans or keyboards, etc) use the optional removable extension cable SP-SPSC-8 or SP-SPSC-1 listed in the recommended accessories.


  • Pickup Pattern: Omnidirectional
  • Frequency Range: 20 Hz – 20,000 Hz +/-1dB
  • Sensitivity: -30dB ±3dB @ 94dB SPL
  • S/N Ratio (1kHz, 94 dB input, A-weighted): 68dB
  • Self Noise: 26 dBA
  • Maximum SPL at 12vdc: 115dB
  • Dynamic Range: 83dB, 1 kHz at Max SPL
  • Impedance: 2.2 kOhms
  • Voltage range – 2vdc – 12vdc (48v on XLR version)
  • Current draw: 500 µA
Weight 0.2 lbs


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