The RM-911D is a versatile remote microphone station equipped with a ten-key keypad for easy zone selection. It allows users to activate pre-recorded messages with a simple key press. The unit features a unidirectional dynamic microphone mounted on a 14-inch gooseneck extension for precise audio capture. An audio signal level meter displays input and output signal levels, while an LED display indicates the ready/busy status. Designed for use with the ARM-911 Automated Remote Messaging controller, the RM-911D is remotely powered by 24VDC supplied by the ARM-911 controller.

Features

• Direct broadcasting of Emergency Message
  By pressing one of 10 instant play buttons, message file can be directly played.
• Remote Control of ARM-911
  Using RM-911D/W, emergency message of ARM-911 can be controlled at remote place.
• Emergency Broadcasting using MIC
  Using MIC of RM-911D/W, emergency voice broadcasting can be done at remote place.
• Talk mode
  Using mode switch, TALK mode can be set.
• Chime
  Using mode switch, Chime can be used.
• Monitor Speaker
  Chime and MIC voice can be monitored using installed monitor speaker.
• External Adaptor (OPTION)
  External Adaptor can be used to extend the operable cable length.
  When external adaptor is used the power consumption ARM-911 is decreased.

Specifications

• MIC INPUT (1kHz): Balanced
• Input Sensitivity: -50dBu ±3dB
• Signal to Noise Ratio (S/N, 20kHz LPF, A-WTD): NOR: 65dB, LIM: 60dB
• Total Harmonic Distortion (THD, 20kHz LPF): NOR: 0.3%, LIM: 0.7%
• Frequency Response: (+1/-3dB): 150Hz - 18kHz
• Monitor Amp: 0.5W 16Ω
• Maximum Operable Distance CAT5E (50℃):
  Cable resistance ≤ 30Ω: 300m
  30Ω< Cable resistance ≤ 80Ω: 100m
• Power Source: 24VDC (From ARM-911)
• Power Consumption (From ARM-911 DC 24V): 4.8W
• Weight (SET): 1.37kg
• Dimensions (SET): 200(W)x67(H)x206(D)mm / 3.9(W)x2.6(H)x8.1(D)in

*Specifications are subject to change without notice.