... .Wireless transfer rate up to 300Mbps. SpecificationContentsStandardIEEE 802.11n (draft 2.0), IEEE 802.11g, IEEE 802.11b, and CSMA/CA with ACK Interface32 ... SystemWin 2000, XP, and VistaFeaturesComplies with IEEE 802.11n(draft 2.0), IEEE 802.11g, IEEE 802.11b standardsProvides 32-bit PCI connector20/40MHz ...