Powerful high-speed video protocol processor High sensitivity CMOS sensors IR night vision Range: 5m Remote pan/tilt rotate (horizontal: 270 degrees/vertical: 120 degrees) Optimized H.264 video compression for low bandwidth transmission Supporting up to 10 users online simultaneously Multiple level users management and passwords definition Embedded web server for users to visit by IE Support wireless network (Wi-Fi/802.11b/g)/mobile networks (CDMA1X and GPRS)/mobile phones SD card for local storage, support SD2.0 and maximum 32GB capacity Supporting DDNS, LAN, and Internet (ADSL, cable modem) Built-in/additional microphone, supports bidirectional call and voice broadcast Giving alarm in case of video loss or motion detection (settable defense zone and sensitivity) Supporting image shielding/image snapshot Supporting multiple network protocols: HTTP/TCP/IP/UDP/STMP/DDNS/DNS/SNTP/DHCP/FTP Supporting remote system upgrade