|Monitor range : 30m²||Work voltage : 10V-24V|
|Frequency response : 200Hz~16KHz||Harmonic distortion: < 0.5%|
|Signal to noise ratio: 70dB||Power<2W|
|MIC input sensitivity : 10mV||Working humidity: 10%~ 90%|
|Work temperature : -20~ +80 degrees|
|Communication interface:five-wire bus|
|Builtin loudspeaker impedance power: 20O, 1W|
|Bus audio output voltage (peak value ) :=4V|
|Bus audio input level (peak to peak ) :=8V|
- Call/Alarm: Available to call/alarm the master station as emergency.
- Duplex Video Intercom: Answer the call from substation and two way talk.
- Monitor: Receive the monitor information of the IP master station, can be used as a monitor headphone.
- Noise Alarm: Available to send alarm to the master station automatically when the substation is in a continuous loud noise environment(decibel could be set).
- Broadcast: Receive MP3 files or announcement from the master station via network.
- Alarm Linkage: Connect with other platforms via TCP when alarms, such as open the CCTV systems.