... 2. Support SATA HardDisk,Mouse,USB*2,network 3. Audio, RS485, IE browse,15 languages 4.HDD,alarm H.264 ... ,email,snapshot &FTP uploadSmart HDDs Management:non-working HDD hibernationg,HDD faulty alarm, Raid functionPowerful network software:built-in ... Hard disk and NetworkBackup ModeNetwork download/Flash stick/movable HDD/SATA HDD/DVD-RWInterfaceVideo Input4channelVideo Output2 channel TV output BNC,1 ...