Hot Selling!!! 3g usb modem Supports Voice and MID-GL900A 1.speed:7.2M 2.BAND:2100MHz+GSM 3.support voice and ussd Hot Selling!!! 3g usb modem Supports Voice and MID-GL900A ModelGL900AZero CD,supports Micro SD Card,MAC OS,XP,Win 7 all SystemsSolutionQualcommMSM 6290Technical StandardHSUPA7.2Mbps DL,5.76Mbps ULUMTSup to 384 Kbps DL and ULEDGE460Kbps DownloadGPRS115Kbps DownloadFrequency BandGSM/ ...