Specification :

Input Type D-Type: DB15 x 2
Video Input( s) 4, 8, 12, 16 Cams( can build 32CH system from 2pcs dvr800 V4)
Audio Input( s) 4 Channels
Total Recording Rate At 320 X 240 Resolution 120 fps ( NTSC) , 100 fps ( PAL) .
Display Rate 120 fps ( NTSC) , 100 fps ( PAL) .
Video Resolution - NTSC/ PAL Full D1, Half D1, CIF
Compression Format Geo MPEG4, Geo MPEG4 ( ASP) , Geo H264, Geo H264 V2
GV-NET Card Support YES
GV-A16 Support YES( What' s GV-A16 board? )
GV-NET/ IO Card Support YES
Software V8.3.3/ V8.3.2/ V8.3 / V7.05 / V7.0( with USB-Dongle) / V6.1 / V6.05
Dimensions ( W x H) GV-800 D-Type: 174 x 98 ( mm) / 6.85 x 3.86 ( in)
NOTE: DVR800S V4 is currently not compatible with VIA series and ATI series chipset motherboards,
and 64-bit Windows operating system..