MCM Electronics

Equalizer or DVR Interface Kit with Background Noise Reduction By Electronic Tech Services (SM5-EQ) MCM Part #82-20855

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$149.00 
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Equalizer or DVR Interface Kit with Background Noise Reduction

Single zone audio surveillance system for use with DVRs and I/P cameras. Provides +/-12db sound emphasis or de-emphasis of 7 ranges of frequencies (60hz-15khz) for acoustically difficult environments such as interrogation / interview rooms. User can tune out unwanted background noise and emphasize the desired sound source.

note: It is the responsibility of the installation company and end user to install this audio surveillance equipment in compliance with state and federal privacy laws. If you are unfamiliar with these laws, consult a qualified attorney

Specifications Top

SM1 Microphone Specifications
  • Omni-directional Electret element (25’ range in all directions)
  • Frequency response: 200-16Khz
  • Low noise MOSFET pre-amplifier
  • Line level, unbalanced output
  • Adjustable gain
  • Treble boost circuit. Selectable on/off (enhances clarity of time lapse recordings)
  • Limiter circuit. Selectable on/off
  • 3 position Euro-style connector makes cable termination fast and clean
  • Flush mountable. Can be mounted on a single gang electrical box
  • Power: 12 VDC @ 10mA

  • SMEQ-1 Specifications
  • Includes RCA (or specify 3.5mm) patch cable and 12Vdc AC adapter
  • 7 frequency band controls: 60hz, 150hz, 400hz, 1Khz, 2.5Khz, 6Khz, 15Khz
  • +/- 12db gain / cut for each frequency band
  • Line level RCA input / output jacks and 3 terminal connectors for connections to ETS microphones and base stations
  • Output level control
  • Reverse polarity protected and fused
  • Dimensions: L 5.3 x W 3.3 x H 1.6


  • Part Numbers
    MCM Part #:82-20855
    Electronic Tech Services Part #:SM5-EQ
    Package Specifications & Dimensions
    Weight:1 lbs.
    Hazardous:No
    RoHS Comp:Yes
    Warranty:30 days
    Need to Return?
    Length:9 in.
    Width:6 in.
    Height:4.5 in.
    Shipping Information
    Extra Shipping Charge:No
    Drop Ship:No

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