Lenovo ThinkPad Ultra Dock Type 40A2 Docking Station for Lenovo ThinkPad L440, L540, X240, T540p, T440, T440p, T440s, W540
Lenovo ThinkPad Mini Dock Series 3 Type 4337 Docking Station for Lenovo ThinkPad L412, L512, L420, L520, T400s, T410, T410i, T410s, T410si, T420, T420s, T510, T510i, T520, X220
