Ubiquiti UB00X 802.11 b/g/n (AR9271):
Ubiquiti WifiStation USB 802.11 b/g/n Wireless Network Adapter
Ubiquiti WifiStationExt USB 802.11 b/g/n Wireless Network Adapter

{DriverVer = 09/30/2009, 8.0.0.54} WHQL'ed for Vista &
  {DriverVer = 09/30/2009, 2.0.0.24} WHQL'ed for W7 (x86 & x64)
here --> http://dl.ubnt.com/WifiStation-V101-1SEP2010.exe 

Extract with UniExtract.
 From the resulting "Disk1", extract the drivers using IScabViewer15