The electronic "Ding - Dong" chime signal, produced by the FK920, is inserted into the public address system just prior to the announcer's message when the microphone switch is first turned on.

Technical Specification

  • Power Supply : 9VDC @ 15mA max. (working)
  • PCB Dimensions : 1.98" x 1.32" x 0.6" (50.3mm x 33.53mm x 15mm)
  • Recommended Housing : FB03

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