ThinkPad b/g/n Wireless (1x1 BGN) FRU 60Y3249 Make sure this fits. by entering your model number. ThinkPad b/g/n Wireless (1x1 BGN) FRU 60Y3249 ThinkPad X220 Tablet, X220i Tablet This version will only work on Lenovo / IBM This card will NOT work on any other brands.