---HSDPA/UMTS (850/1900/2100MHz)optional; ---GSM/GPRS/EDGE (850/900/1800/1900MHz); ---Support 7.2Mbps HSDPA services

Specifiacition: ---HSDPA/UMTS (850/1900/2100MHz)optional;---GSM/GPRS/EDGE (850/900/1800/1900MHz);   ---Support 7.2Mbps HSDPA services,UpLoad Speed:384kbps---Support PC voice,USSD and SMS services, data statistics, Plug & Play;---Support Windows 2000, Windows XP, Windows Vista,windows 7 and Mac Operating Systems;  Basic functions: HSDPA/UMTS 850/1900/2100Mhz(optional)GSM/GPRS/EDGE (850/900/1800/1900MHz)Support 7.2Mbps HSDPA services,UpLoad Speed:384kbpsMicro SD Card Slot(up to 16G)Support PC voice,USSD and SMS servicesSupport data statisticsReceive diversity (2100MHz)Plug & PlaySupport Windows 2000, Windows XP, Windows Vista, windows 7 and Mac Operating Systems

OEM D109 hsdpa usb modem driver download