... authorityDDNS(free)Free DDNS bounded i.esuperiorityP2P technology, mobile viewCenter management system(free)1,4,9,16,25,36 or 64 multiple ... screen, support record, alarm, remote playback on records and other management functions.Othersshapecartoon robotUsing Environmentsindoor usepowerDC5V 2ATemperature-10~50 °CHumidity95% RHAttachment ...