Hikvision Intercom Kit, 4 Wire, Ds-Kis203

Hikvision intercom kit, 4 wire, ds-kis203 in the kit 1 x indoor monitor station, model: ds-kh2220 1 x external door station, model: ds-kb2421 1 x power supply 5 meter, 4 wire cable and accessories monitor features water proof analog kit for villa or house, only one call button kit including ds-kb2421-im and ds-kh2220, 5-meter 4-wire cable, and other accessories european power supply adaptor included (please mark for other standards when you order) door station features four wire (analog) door station pinhole camera with ir supplement supports two door stations cascading metal frame with one physical button anti-oxidant zinc alloy, ik7, ip65 specifications door station/video parameters camera1/4′′ cmos resolution720 × 576 video frame rate pal: 25 fps indoor station/display parameters display screen7-inch colorful tft lcd display resolution800 × 480 operation method physical button indoor station/audio parameters