... /C Support Network Operating System: Windows2000 / XP /Vista 32Image sensorSony 1/3" CCD Resolution420 TV line Color SystemPAL/NTSC Illumination0 ... . Multi screen monitoring, 1,4,9,16,25, 36 split Screen available, support rotate display . Support multi-hard disks ... playback. Multi-user's authority management setup, support to set up user's operating authority. Support motion detection trigger video ...