... ideal for standalone DVR2.Realtime live display up to 5/9 cameras3.Pentaplex function:live,recording,playback,backup & ... multi-DVR client &SMS Networking access for remote live viewing,recording,playback,setting,system statu,event log, ... Processor1 X HI3520A1 X HI3521Operating SystemEmbedded LINUXSystem ResourcesPentaplex function:live,recording,playback,backup & remote accessUser InterfaceGUI,on- ...