Hikvision DS-KH2220 Video Intercom Indoor Station Key features: 7″ color TFT LCD monitor ( 800 x 480 px), one monitor can support 2 door stations and 1 CCTV camera (CVBS), 4-wire system, power: 12 VDC. The DS-KH2220 7″ indoor monitor (indoor station) is made in TFT LCD technology and supports up to 2 gate/door stations. The monitor is dedicated for use with analog Hikvision video door phones (DS-KIS202, DS-KIS203) and can cooperate with a CCTV analog camera operating in CVBS standard. The monitor is used for displaying the video from the door station(s), optionally from the additional camera, and for control of the electric strike(s). Connections Diagram of a system with 1 door station and 1 monitor The Hikvision 4-wire indoor station, with simple design, 7-inch touch screen, and physical buttons, brings you a fluent video, audio communication, and quick door opening permission. It also supports accessing to analog cameras, helps you to view the live video of the key areas and protect the security. Key product features; 7-inch TFT screen with 800 × 480 resolution The Hikvision DS-KH2220 has physical buttons design for easier operation Supports three indoor stations cascading in the intercom system Supports remote unlocking, monitoring door station and external analog camera 4-wire analog indoor station Wall mounting supported Convenient installation with/without the junction box Hands free video intercom communication The Hikvision DS-KH2220 has a built-in Omnidirectional Microphone, a built-in speaker and lastly Noise Suppression and Echo Cancellation abilities. This makes it the ideal go-to for most video intercom installations.
