... HSDPA USB MODEM 2:7.2Mbps 3:3G:2100Mhz 4:2G:850/900/1800/1900Mhz Huawei E220 HSDPA3G USB ... SystemsWindows 2000, XP, Vista, 7, Mac OS, Linux 2.6.20 or higher.CommentsUnlocked.Zero-Install ... , Wind) Honduras(Tigo) Hong Kong (Smartone-Vodafone, 3-3G) Hungary (Vodafone, T-Mobile, Pannon) Iceland (Nova, ... ) Uruguay (Ancel, Claro) Huawei E220 3G HSDPA USB MODEM Support all kinds of Android Tablet PC