... Alarm: 16ch in/4ch out CCTV, CCTV DVR 16CH video and 16CH Audio real time Recording and displayH.264 comperssion formatvideo input/output ... copy, CD copy, HDD, USB, internetEach Camera, ALL Camera, Time rangeRecorded data rockData protect in overwrite HDDTime range, Back upuser ... 10/100M AutoTCP/IP, DHCP, MNS serverPC Programremote controlSame as DVR monitor (Mouse or Key botton)PC PlayerDVD, CD, HDD ...