... streamSupport SMTP,UPNP, DDNS, PPPOE, etc, protocolsSupport sending alarm information and picture by E-mail linkage when external trigger ... alarm Six workers at the same time support the operation ... :7fps)Pre recorderMax 30 SecondsImage Quality6 levelsMotionTrigger EventsRecorder,PTZ,Alarm,E-mailMotion DetectionConfigurable detection areas 352(22*16) and ...