... UMTS800/850, 1900, 2100 MHz bandsmicroSDTM / SDHC support. Bands800/850, 1900, 2100 MHz WCDMAPower class ... Antenna Diversity Support800/850, 1900, 2100 MHzOperating System SupportWindows 7 Mobile BroadbandWindows 7, Vista, Vista ... Standards/ApprovalsCEFCCPTCRBA-tickGCFIndustry CanadaMicrosoft WHQLOther carrier specific approvalsSingle System RequirementsUSB PortSystem: Pentium 150 MHz or higherMemory ...