
Telstra Mobile Wi-Fi 4G in 4G coverage areas (capital city CBDs, associated airports and more than 80 regional and metropolitan locations) promises typical download speeds ranging from 2Mbps to 40Mbps and typical upload speeds from 1Mbps to 10Mbps. When outside 4G coverage areas the Mobile Wi-Fi 4G uses HSPA+ Dual Channel technology.
http://www.telstra.com