... data and SMS services; ---plug & play; ---Support data statistics ---Receive diversity (2100MHz) ---support windows 2000, windows XP, win7, windows vista ... class 10, up to 237 kbps dl and 118kbps UL GPRS: GPRS multislot class 10, up to 85, 6 kbps dl ... Visual indicator: Three color LED indicator express multi-meaning for real time service status, technology modes, and error conditions External interface ...