... to 384 Kbps DL and ULEDGE460Kbps DownloadGPRS115Kbps DownloadFrequency Band GSM/GPRS/EDGE850/900/1800/1900 MHzUMTS2100MHzPower ClassWCDMA2100Power Class 3GRPS 850/900Power ... Start Guide1SystemWindows 2000,XP,Vista,Linux,Win 7,Win8,Mac,Android Micro SD CardSupportedUp to 16GBSoftwaresupport SMS,Phone book, internet,setting ... Speed USB 2.0 High speed Product Picture: Package: Software: Factory picture: