sell door station for 16 families

SIPO-NAB-16

Easy wiring and installation
Intercom System with Night Vision Function, Can Unlock the Outdoor During the Intercom
Functions:
With 10-16 indoor units
Can call the indoor unit to make the intercom and unlock by the indoor unit
Night vision function (10-16 IR LEDs)
Technology parameters:
Power: DC 15V (supported by the indoor unit)
Current:
Static state: 20mA
Dynamic state: 160mA
Communication time limit: 75 seconds
Working temperature: -40°C-+70°C
Indoor unit
Functions:
Can unlock the outdoor during the intercom
Can supply the power for the outdoor unit
Technology parameters:
Ring sound: ding-dong, melody ring for optional
Power: DC 18V
Temperature: -10 to 55?C
Humidity: 45 to 95%
Distortion: <5%