... flexible for network transmission5.Multiple control methods:IR remote controller,USB mouse and front panel press button6 ... .Easy backup methods: USB devices,remote network and client software backup10.Alarm triggering screen tips,buzzer,PTZ preset ... LINUXSystem ResourcesPentaplex function:live,recording,playback,backup & remote accessUser InterfaceGUI,on-screen menu tipsControl DeviceFront panel, ...