... & AlarmBackup ModeFlash drive/USB HDD/USB CD/DVR-RW/Network downloadAlarm Input/Output8 Channel/1 ChannelNetworkNetwork FunctionsTCP/IP, UDP, ... FTP, Email, Alarm Server, ARSPRemote OperationMonitor, PTZ control, Playback, System setting, File download, Log informationHard DiskHard Disk2 SATA port, Max ... 180mm(W×D×H)Weight8.8KG(without HDD) security system h.264 24ch stand-alone network recording DVR