... ,ISO,CCC 2. Entry Level DVR300 Series 4ch Network DVR/4ch DVR system 3.H.264 video compression Entry Level DVR400 Series 4ch ... , Slow play, Pagedown, Pageup, Next File, Previous file, Next camera, Previous Camera, RepeatBackup ModeFlash Drive/USB/Network DownloadNetwork FunctionsFully ONVIF compliant,TCP ... % 2APower Consumption10W(without HDD) Entry Level DVR400 Series 4ch Network DVR/4 ch DVR system