Wlan n stick frequency band 2 4 ghz type mini usb stick aerial internal transfer rate 150 mbps wireless lan standard ieee 80211n frequency bands 24 ghz 5 ghz encryptions wep wep 64 bit wep 128 bit wpa wpa2 interface usb 20 series d link dwa supported operating systems windows windows 2000 windows 7 windows vista windows xp modes ad hoc infrastructure