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  • ETS SM1-RJ Surface Mount Omni-Directional Covert Microphone ETS SM1-RJ Surface Mount Omni-Directional Covert Microphone
  • SM1-RJ, ETS Microphone SM1-RJ, ETS Microphone

ETS SM1-RJ Surface Mount Omni-Directional Covert Microphone

$45.03

ETS | SKU: SM1-RJ | Model: SM1-RJ

Product Highlights

ETS SM1-RJ Surface Mount Omni-Directional Covert Microphone
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$45.03

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High performance, Omni-directional, pre-amplified microphone for fixed location security applications. Dual RJ wall plate features one working telephone jack and a microphone in the other. 25' pickup pattern in all directions. Built in limiter circuit automatically lowers the output level during loud sound intervals. Select-able lo-cut and hi-cut filters significantly reduce background noise.

Product Features

  • Omni-directional 25' pickup pattern.
  • One functioning RJ jack
  • Low noise MOSFET pre-amplifier.
  • 500Hz-13Khz Frequency response.
  • Jumper select-able hi-cut/low-cut filters limit frequency response to 900-6khz significantly reducing background noise.
  • Jumper select-able volume range: "Line level" (0db) or "Microphone level" (-30db)
  • Adjustable gain in both volume ranges.
  • 100 Ohm unbalanced output.
  • Internal peak limiter circuit (.5 sec response)
  • 3 position Euro-style connector makes cable termination fast and clean.
  • Reverse polarity protected
  • Power: 12 to 24VDC @ 10mA.
  • On-board voltage regulator and RFI filtering.
  • S/N ratio: more than 60DB
  • Sensitivity --45DB
  • Industrial temperature range --40 to 105C.
  • Dimensions: L 4.5" W 2.7" H 1.8"

Additional Information

Product SKU SM1-RJ
Brand ETS
Condition New
Housing Single Gang Faceplate
Coverage 25'
Mounting Surface
  • (1) Microphone
  • (1) Warning Label
  • (1) Instructions
  • Warranty - 1 Year