DVB 9120 is our best selling DVR board from our product line. It supports up to 16 video channels with a crystal clear high-res picture quality and a maximum 120 frames per second. The high compression MPEG4 CODEC provides more recording time with same size hard disk drive than previous MJPEG CODEC. The built-in video motion detector logic helps the DVR system from storing unnecessary video. By connecting the DVR to the Internet, you are able to view live or archived videos from a remote location. Or you can connect to multiple DVR"s from different locations and view them all at the same time.