Hikvision Video Doorphone Set

Camera Resolution: 720 x 576 pixels (door station) Monitor Display: 7" color TFT LCD Monitor Resolution: 800 x 480 pixels Video Input: Supports up to 2 door stations and 1 CCTV camera (CVBS) per monitor Expandable System: Compatible with up to 3 monitors, 2 door stations, and 3 CVBS cameras Relay Output: Available for electric door strike, facilitating remote door control Wiring: 4-wire connection system