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Model: GV804E
Chipset:Techwell 6864
Specification:
Video Channel: 4 CH D1 Audio Channel: 4 CH
Resolution: 64－480(NTSC) 704x576(PAL)
Interface: PCI-E
Image Quality: 10 bit (Super Hi-vision)
Video Compression: H.264/MPEG-4
Video Resource: 100fps
Compression Ratio: 8-200M/H/C
Recording Mode: Continue/Move/Alert
Playback: intelligent search, multi-screen (16) display
Internet Protocol: TCP/UDP
Operating System: Windows XP/ Windows Vista

Function:
4 CH D1; 4 audio channels
Support continuous recording, motion detection recording, alert recording and timing recording
Support 1 to 16 CH playbacks synchronously; Support advanced calendar backup to display conveniently
Support backup as AVI format
Support capture picture, print and backup files at any time
Support IE browser and client to remote access
Support 1, 4,8,9,16,32 multi-screen display mode, support to display automatically and alternately
Multi-HDD loop record automatically
Resolve dynamic IP problem through setting DVR software; Apply for domain name for free
Support auto-port mapping (UPNP)
Intelligent retrieval DVR files, multi-screen playback
Multi-users system, support permissions manage
Move detection recording, alert and alarm email message auto-sending with photo attachment
Support set any movement detection area, and adjust detection with high sensitivity.
Support remote monitoring site, remote display, remote recording site, and remote history recording by IE
Support words and time watermark, unique recording file format (dvf), prevent from editing
Support PTZ control and preset navigation path
Support remote PTZ control
The client program can monitor multiple servers at the same time to be a monitoring center
Support CMS software for free
Outstanding Advantage：
Techwell is the newest chipset of ADC version. 10 bits Super Hi-vision
4 CH D1 (PAL: 704x576 NTSC: 64－480)
Apply for DDNS for free
Auto-port mapping （UPNP）
Support CMS for free
Support clients' remote recording
Support remote playback and FF
Support multi-resolution display (4:3, 16:9)
Support various compression files, assure quality and save hard disk space
Optimize compression algorithm, much more vivid playback
Simple operation (accord with the operation habit of international users)
Support multi-language