3G wifi router with sim slot : OEM quad band wireless 3G wifi router with sim slot Detailed Product DescriptionOperating Systems SupportWindows®2000,XP,Vista, Linux 2.4 2.6Standard Package Contents:NET-431RCD-ROM Containing the User DocumentationAC-DC Power Adapter12V DC Car Charger (option)RJ45 Crossover Network CableQuick Start GuideWarranty CardDimension and WeightDimension:136mmx125mmx36mmWeight:310g (contain the antenna)3GHSUPA router with sim slot and 4 Lan ports support PSTN