HIKVISION DS-KIS604-S(C) IP Video Intercom KITKey Feature Standard PoE Noise suppression and echo cancellation Configuration remotely via Web Stores messages and captured pictures in the TF card Remote unlocking via the client software or the mobile client *IP video intercom kit for villa or house, only one call button. *DS KV8113 WME1(C) x1; *DS KH6320 WTE1 x1; *4 port standard PoE switch x1; *16GB TF card x1;