1. H.264 Standalone DVR 2. Support SATA HardDisk,Mouse,USB*2,network 3. ... , Raid functionPowerful network software:built-in web server,multi-DVR client &SMS Networking access for remote live viewing,recording, ... play,next file,previous file,repeat,shuffle,backup selectionSearch ModeTime/Date,Alarm,Motion Detection & exact search(accurate to second)Storage & ... 38KG 4CH Full D1 Real Time H.264 CCTV DVR