... control, video remote playback, SMS / Skype / e-mail alarm2).Support DDNS,built-in web server with self-developed domain name ... 10M, P/T, rotation control6).Two way audio7).Support cellphone view;8).Support unlimited user view with P2P tech9).Motion detection setting ... , preset, GPIOetc. SystemSystem requirementMicrosoft Win98 SE/ME/2000/XP, Vista,win7, Internet Explorer 5.0, NET4.5 or firefox,google ...