| FeaturesDevice can be performed VHS system with live display, play back and video recording.Support various type of camera with real, live mode display.Multi speed recording election on normal recording mode or alarm recording mode, the highest speed of recording is 30/25 (NTSC/PAL) fields in both mode.Digitizing data storage with M-JPEG compression technology will give you organized video data management without using huge messy traditional video tape.Device operates in hardware base with no OS (operating system) necessary for more reliability and stability.Contrast, hue and brightness are adjustable for each camera individually.Support up to 2hard disk (HDD) from 4cGB to 200Gb compatible.When external alarm is triggered, correspond camera's number will show up on the monitor with texts.Motion detection function available, user can easily adjust sensitive motion detection and setup alarm buzzers when motions are triggered.Playback recording can be operated manually or activated automatically when alarm is triggered.You can search for a video record by time.Play back mode could not be easier than ever; for you to view the video that gets recorded on reverse (X6) and fast forwarding (X2, X4, X6).Play back mode with pause (field by field) for forward.Easy operation setting can be easily modified OSD (On screen display) Menu.System will restore the previous setting and continue camera activity after restart.Key lock function available to secure your DVR from button pressing accidentallyOptional network functionSpecification | 
