3G USB Modem,wireless modem,Data card,HSUPA Modem: 1.Supports HSDPA and UMTS on 850,1900,2100 MHz 2. ... roaming and global connectivity with one modem2)3G Wireless Modem Supports HSDPA and UMTS on 850,1900,2100 MHz3)Quad- ... up to 7.2 Mbps on HSDPA and UMTS capable networks, and upload up to 2 Mbps5 ... Expansion:8G MicroSD memory expansion3G USB Modem,wireless modem,Data card,HSUPA Modem 3G Wireless Modem