Doorphone color video KIT with 1 pushbutton

General features:
• Kit includes:One outdoor panel, one hands-free indoor monitor, one DIN power supply.
• Surface-mounted outdoor zinc alloy panel, 1/3'' CCD camera, 3,6 mm lense, IR  LEDs.
• Hands free 7'' LCD monitor, with call, talk and remote unlocking function.
• Max. 4 indoor monitors, intercom is available between indoor monitors.
• Double Ding-Dong ring.
• Easy 4 wire installation.