Hikvision DS-KIS204T: 4-wire analog video door phone kit for a villa or house, with a 7-inch monitor. The door station DS-KB2411T-IM calls the monitor DS-KH2220-S: see and talk to the visitor, open the door through its relay output, and keep pictures of callers. 5 m 4-wire cable in the box.

Hikvision DS-KIS313-P: HD video door phone kit for a villa or house on 4 wires, plug and play. The door station (720p, IR night vision 3 m, IP65 and IK08) calls the 7-inch touch monitor; with Wi-Fi and the Hik-Connect app you can answer on your phone too.

Hikvision DS-KIS603-P: IP video door phone kit for a villa or house. The 2MP door station (IR night vision, card unlock, IP65) calls the 7-inch touch monitor, and the Hik-Connect app lets you answer on your phone. Key fobs and power supplies in the box.

Hikvision DS-KIS604-S: IP video door phone kit for a villa or house, with a 4-port PoE switch in the box: one network cable powers each unit. The 2MP door station (IP65, IK08, 2 lock outputs) calls the 7-inch touch monitor; answer on your phone with the Hik-Connect app.