〈 Real time Video Surveillance: Monitoring video images from cameras in a multiplexed or sequential manner.
〈 Recording and Backup: Digitally storing the analog video signal from a CCD camera on HDDs in a compressed
format, which can be transferred on CD-R/RW disks or other digital storage media as Backup.
〈 Search: Retrieval of the stored video using camera number, time or event criteria.
〈 DATA Transmission: Retrieval of the stored video and real time monitoring over PSTN, LAN, ADSL or Internet.
〈 Control: Control of external sensors and PTZ