... display8.Easy backup methods:USB devices,remote network and client software backup9.Alarm triggering screen tips,buzzer, e-mail &FTP ... HDD faulty alarm,Raid function11.Powerful network software:built-in web server,multi-DVR client &SNS Networking access for remote live viewing, ... perimeter detection,items care, flowmeter, abnormal video signal diagnosis16. DVR,NVR and HVR, 3 in 1.17. Support XM cloud ...