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ETS SM1-TR Tamper Resistant omni-directional Microphone
SM1-TR

ETS SM1-TR Tamper resistant Omni-directional pre-amplified microphone for use in applications where vandalism is of concern. Electretical element is mounted in a special housing which is out of reach to objects inserted in the sound holes. Applications include prisons, detention areas, public locations etc.

Product Details:

  • Low noise MOSFET
  • pre- amplifier. 
  • Adjustable gain. 
  • Line level unbalanced output. 
  • Limiter circuit selectable on/off. 
  • Easy cable run termination. 
  • Power: 12VDC @ 10mA. 
  • On-board voltage regulator 
  • Optional surface mount adapter, SM1-S 
$64.29

SM1-TR
ETS SM1-TR Tamper Resistant omni-directional Microphone
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