... DisplaySupportRecordingOSDCamera title, Time, Video loss, Motion detection, RecordingVideo/AudioH.264/ADPCMImage ResolutionD1(720*576/720*480), HD1(720*288/720 ... capacity of single ,hard disk MAX 2TSpace occupationAudio: 14.4MB/H, Video: 56-900MB/HHDD managementHard disk hibernation technology, HDD ... to support Window Mobile, Symbian, Android, iPhone and Blackberry etc 4CH H.264 Network Digital DVR