... MPEG4, Geo MPEG4 (ASP), Geo H264, Geo H264 V2 Security DVR Card security dvr card Software 8.20 VersionVideo Input(s):4 ... fps (PAL).Display Rate:120 fps (NTSC), 100 fps (PAL).Video Resolution:320x240, 640x240, 640x480, 640x480swCompression Format:Geo MPEG4, Geo MPEG4 ... H264, Geo H264 V2OS Supported :Windows 2000 / Windows XP / Windows Server 2003 /Windows Vista(Not support 64-bit version of Windows)