... Networking access for remote live viewing,recording,playback,setting,system statu,event loq.email & ftp functionSupport DHCP ... FTPAudioAudio CompressionG711ABidrectional TalkSupportRecord & PlaybackRecording ModeManual>Alarm>Video Detection>ContinuousPlaybackMulti channels playback simultaneously,pause,stop, ... & BackupSpace OccupationAudio 28.8MB/H ;Video 25-450 MB/HRecord StorageLocal Hard disk ...