Specification:
     Input Type : SDVR-900 D-Type: DB15 X 2
     Video Input(s) 16 Cams
     Audio Input(s) 4 channels
     Recording Rate 240 fps (NTSC), 120 fps (PAL).
     Display Rate 240 fps (NTSC), 120 fps (PAL).
     Video Resolution 320x240, 640x240, 640x480, 640x480sw
     Compression Format Geo MPEG4, Geo MPEG4 (ASP), Geo H264, Geo H264 V2
     Dimension  198mm x 103mm
     N W : 162g
     G W : 482g
     Packing size : 235*145*43mm
     Note: SDVR-900D is currently not compatible with VIA series and ATI series
                chipset motherboard. And 64-bit Windows operating system.

     System Requirements：
     OS Supported Windows 2000 / Windows XP
     CPU Pentium III 800 (minimum)
     RAM 256MB (minimum)
     HDD 80GB (recommended)
     VGA nVIDIA GeForce II MX200 32MB

     Work interface:
    

     Packing information:
     DVR cards             1pcs
     DB cable                2pcs
     CD-ROM drive      1pcs