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Our Price : $1,192.13

Product Code: LOU-DGMA


DG-MA Monitor/Talkback Amplifier

Monitor/talkback amplifier and companion unit to DG Series Base Stations when two-way listen/talkback is required. Has a 3" built-in speaker for monitoring audio and a hand-held dynamic microphone for talkback to the remote zones. "All Call" feature for addressing all zones simultaneously. Unit has monitor and talkback level controls, Input/Output jacks for recording and playback from a standard (2 hour) VCR, and headphone jack. Back panel contains ten audio inputs for accepting up to ten DG25III Base Stations. Rack mountable.


  • 3" Speaker for monitoring audio
  • 3W monitor amplifier with volume control
  • Headphone jack for private listening
  • Hand-held dual impedance microphone for talkback (provided)
  • "All Call" switch to page all zones simultaneously. (25 zones max without external amplifier)
  • 20W output, 70V line
  • LED indicator when talkback circuit is in use
  • Input/output jacks for connection to VCR
  • Input to accommodate up to 10 cascaded DG-25III Base Stations


As part of the alarming audio monitoring system, the DG-MA provides bi-directional communications with the remote speaker/microphone that are monitoring:

  • Stairwells
  • Elevator Cabs and Lobbies
  • Public Access Buildings
  • Parking Structures
  • Juvenile Detention Centers

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