... USB Backup,SATA port 5.IN:16Ch Video 8-Channel Standalone DVR AST-DVR0804LBH.264 Algorthm, ... bios version, on-line user etc.VideoVideo Input4/8/16 channel, BNC, 1.0Vp-p, 75?, ... SplitFull and multiple screen display, 1 / 4 / 8 / 9 / 16Tour DisplaySupportImage Quality1~6 level(level 6 ... output3/6/6 channel, 30VDC, 1A, NO/NC, form-CHard DiskHard Disk4 SATA ports, 4 HDDs supportedSpace OccupationAudio ...