... 4.Chipset:MSM6290 5.support os:windows,MAC Hot Selling!!! 3g usb modem Supports Voice and MID-GL900A ModelGL900AZero CD,supports Micro SD ... Class 4EDGE 850/900/1800/1900Power Class E2Standard Package ContentsHSPA USB MODEM1Quick Start Guide1Micro SD cardSupportedUp to 4GBSystemWin2000/ XP/VISTAWin ... internet,setting,Voice,Micro SD Card and MID Hot Selling!!! 3g usb modem Supports Voice and MID-GL900A