A camera for an hour how much space
CIF according to each camera 0.2G per hour calculation, the day is about 5G. 2 head every day is 10G, 500G hard disk format after 460G, probably can record 46 days.
Depends on your video recorder video format is CIF or D1
This depends on the camera to shoot the quality of the picture, give you a camera 130W, each picture is 30K look, the picture is 10 Zhen, then every 10 is the screen, that is 300K, 1 hour 3600 seconds , Take out 1080000KB to remove 1024, that is, 1G look like
