... up to 4/8 cameras3.Pentaplex function:live,recording,playback,backup & remote access;4.Support Dual-streams ... client &SMS Networking access for remote live viewing,recording,playback,setting,system statu,event log,e-mail & ... performance embedded microprocessorOperating SystemEmbedded LINUXSystem ResourcesPentaplex function:live,recording,playback,backup & remote accessUser InterfaceGUI,on-screen menu ...