VA-WFM Voice Evacuation Microphone Datasheet Manual Firmware Feature*Paging to all zones in the system.*Enter into or exit the emergency mode.*Support fireman mic recording function.*Support self detection in paging conflict status.*Can display the EVAC/ALERT audio source status.*Same priority of fireman mic and PTT mic.*Support power supplied by 24V DC and network cable.*Support max 4pcs fireman mics.Specifications:ModelVA-WFMPower supplyVoltage ~ DC 24V batteryMic input24V network portSensitivity5MV±0.5mVFrequency response200Hz~10kHzInput impedance≥1kΩCAN interfaceCAN interface of remote mic Baud rate of100bps Support up to 4 fireman micDimension(mm)260×200×100mmNet weight2.3KgInstallationWall mountedColorGreyOperating temperature+5℃~ +40℃Storage temperature-20℃ ~ +70℃Relative temperature<95%