Original
By certification 
Mainly used in commercial residential buildings, through the call, for visual dialogue, to determine the identity of the visit
Technical
Indoor Monitor
Screen Size: 4’’ TFT-LCD
Resolution:480(H)RGB*272(V)
Outline Dimension:165*230*24mm
Material:Plastic
Adapter input voltage:AC100~240V 50Hz/60Hz
Adapter output voltage & current:DC15V 1200mA
Ringing time:45S+10%
Monitoring time:40S+10%
Talking time:120S+10%
Power consumption: Standby state<2W, Working state<7W
Working temperature:-10℃ ~ +40℃
Relative Humidity:10% ~ 90%(RH)
