... 12ch, 16ch, video can be choosen 2ch and 16ch audio can be choosen MPEG-4 dvr card system need: windows2000 ... XP/2003 GV-650 DVR card Specification Input Type D-Type: DB15 x 2 Video Input(s)4, 8, ... PAL). Display Rate60 fps (NTSC), 50 fps (PAL). Video Resolution NTSC: 720x480, 720x480 de-interlace, 720 x 240, ... -4, GEOMPEG4 GV-DSP Support YESYES ()GV-NET/IO Card Support YESSoftwareV8.0 / V7.05 / V7.0(with ...