3S NV4 ConceptStable -Embedded Linux OS. -Protection from software malfunction & system breakdown Smart -Multi-tasking jobs with Recording and Playback (Simultaneously) -Power-compensation functions keeping up recording condition after a power failure -Anti-lighting function Simple -Compact design and user friendly interface -A remote control system makes easy operation for UsersFunction -Remote Network Access (LAN, ADSL) from a client PC with GUI program control PAN/TILT/ZOOM, alarm notice as well -Motion detection and Alarm event functions enlarge the recording capacity -Wavelet type compression makes high picture quality -Firewall blocks unauthorized access from external virus and hackers -External storage (DAT) from SCSI assistant -Sequence display mode provides fine images -4-camera-input, 1-video-output, 4ch-Loop back and 1-audio-input -Power compensation is for a sudden power shut-down