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Item#:
ERD-8 BACKBOX
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Microphone and 20 Watt speaker combination for use with M1 Two-Way Listen-In Interfaces
  • Simple four wire connection 
  • High Sensitivity 
  • Up to 12 may be connected to one M1 Two Way Listen-In Interface
  • Operating Voltage: Powered from M1TWA, M1TWI, or M1EZ8TWI 
  • Current Draw. 5mA each 
  • Speaker Impedance: 8 ohms 
  • Speaker Rating: 20 Watts Nominal 
  • Size: 4.25" x 4.25" x 2.13"
  • Color: White
Item#:
M1TWS
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The ASK-4® #102 is a single zone audio monitoring kit is compatible with most recorders. The kit is designed for audio monitoring and for interfacing with a DVR. It is ideal for Live Monitoring Systems. The APR-1 desktop base unit has a speaker for monitoring live audio and playback. It contains a mute switch to mute both live and playback audio. The Verifact® D microphone is is designed for wall mount. 
APR-1

  • Line level audio output (RCA) to DVR
  • Base station with 3” speaker for monitoring live audio and playback from a DVR
  • Durable, high impact ABS housing
  • 3.5 mm headphone jack for private listening
Verifact D
  • Omni-directional, within 30′ diameter circle
  • Stainless steel, single gang faceplate
  • Can be placed up to 1000′ away from the base station
Item#:
ASK-4 #102
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