... DVR1. BUILT-IN DDNS domain name, easy to access the network;2. Mobile monitoring: 3G Mobile, Window Mobile, Symbian, Android, ... iPhone and Blackberry;3. Support online network monitor for 8 users at the same time;4. Support ... , PTZ movement,tour, alarm,email, snapshot & FTPBidrectional Talk 6. Digital Zoom support7. More than 20 languages: English, Thai, Russian, Spanish ...