PLANEX Wireless 11n/b/g PCI Bus Adapter with 3dbi GW-DS300N (Wi-Fi Protected Setup) designed in Japan IEEE802.11b, IEEE802.11g, Draft IEEE802.11n Data Transfer Speed :IEEE802.11b=11, 5.5, 2, 1Mbps Auto recognition IEEE802.11g: 54, 48, 36, 24, 12, 9, 6Mbps Auto recognition Draft IEEE 802.11n:Max 144Mbps Windows Vista/XP/2000