... up to 4/8/16 cameras3.Pentaplex function:live,recording,playback,backup & remote access;4.Support Dual-Streams,to make ... DVR client &SNS Networking access for remote live viewing,recording,playback,setting,system statu,event log,e-mail & ftp function12. ... way synchronization with max 4/8 channels playback, realize the zero-delay between playback channels15. Support IVS(intelligent video analysis system ...