1-46 full-time audio synchronization, real-time surveillance, monitor, video, playback, network synchronization four workers, MODELASP-AV16ASP ... alarm, backup, control, etc. support multi-tasking at the same time,Memory modeIDEFDDDATDVE-ROMInfrared remote sensor Power sourceAC220-2,550WHD Standard ... standardTransfers modeLANDDNISDNADSLTransfers channels1-32 groupIE Browse&Play backSupport PC-based DVR