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Remote Microphone

RM-300X

The RM-300X is a remote microphone designed for the Integrated Voice Evacuation System. It is equipped with 13 function switches that can be used to select individual zones or zone groups a covered switch and corresponding indicators. The optional RM-210F Remote microphone extension permits switches and indications to be expanded in 10-piece units.

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Specification
(*1) 0 dB = 1 V
Power Source 24 V DC (operating range: 15 - 40 V DC, supplied from the voice evacuation frame) or DC input power supply connector (when the optional AD-246 power supply unit used).
Usable DC power supply plug: 5.5 mm (0.22) outer diameter,
2.1 mm (0.08") inner diameter,
9.5 mm (0.37") long, and non-polarity type.
Current Consumption 240 mA or less
Audio Output 0 dB (*1), 600 Ω, balanced
External Microphone Input -40 dB (*1), 2.2 kΩ, unbalanced, φ3.5 mm phone jack (2P) for electret condenser microphone (phantom power supply: 3 V DC)
-20 dB (*1), 4.7 kΩ, unbalanced, φ3.5 mm phone jack (2P) (AUX Input)
Distortion 1 % or less
Frequency Response 100 Hz - 20 kHz
Signal to Noise Ratio 60 dB or more
Microphone Unidirectional electret condenser microphone with AGC (ON/OFF selectable)
Chime Built inside (PCM sound source), monitoring possible using built-in speaker
Level Controls Microphone sensitivity control, Monitor speaker volume control, Chime (adjustable using the software)
Connection Cables Main line: Shielded CPEV cable (1 pair of audio wire + 1 pair of data wire + 1 pair of monitor/control wire + 1 pair of power supply wire) or Shielded Category 5 twisted pair cable (CAT5-STP) or greater
Branch line: Shielded Category 5 twisted pair cable (CAT5-STP) or greater, RJ45 connector
Maximum Cable Distance 1200 m (3937.01 ft)
No. of Connectable Extension units Max. 7 units
Monitor Speaker Built inside
Operation Function switch, Covered switch, Broadcast switch
Indicators Power indicator, Failure indicator, Function switch indicator, Covered switch indicator, Broadcast switch indicator
Operating Temperature 0 ℃ to +40 ℃ (32 ゜F to 104 ゜F)
Operating Humidity 35 % to 80 %RH (no condensation)
Finish ABS resin, black, semi-gloss
Dimensions 190 (W) × 76.5 (H) × 215 (D) mm (7.48" × 3.01" × 8.46")(excluding microphone)
Weight 880 g (1.94 lb)
Option Remote microphone extension: RM-210F
Wall mounting bracket: WB-RM200
Electret condenser microphone: WH-4000A, YP-M101, YP-M301 etc.
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About TOA

TOA is a company established in 1934, in Kobe, Japan. We provide innovative solutions and products centering those which provide sound. What TOA values is people’s smile. With more than 30 locations, we contribute to create a safe and reliable society globally with excitement, supporting the needs of local community.