... CCTV Security System1.H.264 16-CH Stand Alone DVR 16CH Digital Video RecordH-264 CompressionSupport networkMax support 2000GB SATA HDDTrue full-duplex function, video ... Fliter,UDP,Email,Alarm Server,uPNPRemote OperationMonitor,PTZ control,Playback,System setting,File download,Log informationHard disk1 SATA port,Max 2000G ...