... : 0-270°, Tilt vertical rotation:0-90° Network: Internet interface: RJ-45,10/100MB ethernet network Protocol:TCP/IP, HTTP, ICMP, DHCP ... -level password: administrator and user authority DDNS(free):Free DDNS boundedSuperiority:P2P technology, mobile viewCenter management software(free):1,4,9,16,25,36 or ... screen, support record, alarm, remote playback on records and other management functions.