... GRID interface & smart search> 3D intelligent positioning with Dahua PTZ dome camera> Support 8 SATA HDDs up to 32TB ... sec, Post-record: 10~300 secVideo Detection & AlarmTrigger EventsRecording, PTZ, Tour, Alarm, Video Push, Email, FTP, Spot, ... port, For PC communication & KeyboardRS4851 port, For PTZ controlGeneralPower SupplyAC100~240V, 50/60HzPower Consumption25W30W40WWorking Environment-10 ~+55 ...