# 7. Video System (For Professional Version 5.2.20 or above)

The system provide video linkage function, to manage the Video Server, view the Real-Rime Video, and query the Video Record, popup the Real-Time Video when the linkage events happened.

When using the video linkage function, the user need to add Video Server firstly, for detailed operation, please refer to 5.2.2 A dd Network Video Recorder. After adding, the user fill in the video linkage corresponding setting, can use video linkage function. The detailed setting, please refer to 7.2 Video Linkage Settings.

? Note: The current software version only supports ZKiVision IPC and Hikvision embedded network DVR.