... unclog the bandwidth bottlenecks.4.Support all kinds of mobile monitoring(iPhone, Windows Mobile, BlackBerry, Symbian, Android),support 3G & WIFI extension.5. ... DNS,DDNS,NTP,UPNP,EMAIL,IP authority,IP search,alarm center, etc.),complete set(WEB,client-side,SDK),easy to ... 10G~42G/day*channelaudio -- 691.2M/day*channelVideo saveHDD inside device,networkBackup modeBack up by network, by flash stick, USB ...