Compression Format:Geo MPEG4, Geo MPEG4 (ASP), Geo H264, Geo H264 V2 Security DVR Card security dvr card Software 8.20 VersionVideo Input(s):4, 8, 12, 16 CamsAudio Input(s):4 channelsRecording Rate:120 fps (NTSC), 100 fps (PAL).Display Rate:120 fps (NTSC), 100 fps (PAL).Video Resolution:320x240, 640x240, 640x480, 640x480swCompression Format:Geo MPEG4, Geo MPEG4 (ASP), Geo H264, Geo H264 V2OS ...