... /1channel RCA outIntercom1 channel RCA in/outputDisplay Picture Division1/4/8/16Digital Zoom, PIPsupportTriplex operationLive, Record, Network,, Playback, Backup, ... *480),HD1(704*240), CIF(352*240)Playback1/4/8/16channel simultaneously(playback channel option)BackupUSB Flash disk ,Movable ... PTZ preset ,Cruise and Control PTZ via PCPTZ protocolPELCO-D,PELCO-PHDD2 SATA(one per 2T storage)HDD storage ...