* Model - 4 channel DVR
* Operation system - Embedded Linux operation system
* Operation interface - Graphical user interface (GUI). support mouse. panel. Remote control operation
* Video standard - PAL. NTSC
* Image compression – 11264
* Audio compression - ADPCM.
* Recoding mode - Manual, timing, alarm, motional detection
* Video Search - Time search, event search, channel search, log search
* Backup - network backup. USB backup
* Video input - 4BNC ABNC 16BNC
* Video output - IBNC. I VGA
* Audio input - 2 channel / 2 channel / 2 channel
* Audio output - I channel / I channel / I channel
* Monitoring quality - PAL. 720x576 (DI) NTSCi 720s1A0 4DI)
* Playback quality – PALi 352x2S8 (CIF) i NTSCI 3S2)t240 (CIF)
* Image Control - 6 shifts for adjustable
* Motion Detection - for each channel of the detection area (16- 16). multi-level sensitivity can be set
* Image display - 1.4 Image display / 1.4.8 Image display / 1.4.9.16 Image display
* Video Speed - PAI.: 25 FPS (adjustable) NTSC: 30 FPS (adjustable)
* Video Save - HDD. Network
* Local playback - I or 4-channel CIF Playback
* Alarm Input - 4channel (Optional),4 channel (Optional), 4channel((optional)
* Alarm output - 4channel (Optional),1 channel (Optional), 1 channel(Optional)
* Hard Disk Interface - I SATA interface 2 SATA interfaces
* Network interface - SeIf-adaptive RJ45 10M'I00M Ethernet interface
* USB Interface - USB2.0 high-speed interface. IUSB I I interface
* Power - 12V,