... TalkSupportRecord &PlaybackRecording ModeManual>Alarm>Video Detection>ContinuousPlayback1~4 channels playback simultaneously,Pause,stop,rewind,fast play,slow ... play,next file,previous file,repeat,shuffle,backup selectionSearch ModeTime/Date,Alarm ... /HHDD ManagementHard disk hibernation technology,HDD faulty alarm & Raid(Redundancy)Backup ModeNetwork download/Flash ...