The Geovision GV600 delivers 30 fps recording rate for NTSC, and 25 fps in PAL. It can also provide 4-channel audio recording with the optional audio recording card and 480 fps NTSC/PAL display with the optional DPS card. 1.Video Input:4, 8, 16 cams 2.Audio Input:1 channels with audio card 3.Recording Rate:30 fps (NTSC), 25 fps (PAL). 4.Display Rate:30 fps (NTSC), 25 fps (PAL), 480 fps with DSP card pression Format:Wavelet, MPEG4 6.Video Format:avi 7.Image Format:bmp, jpeg, tif working:LAN, TCP/IP, ISDN, PSTN, ADSL 9.Backup Function:HDD, CD-R, DVD, MO, ZIP