Lenovo Thinkpad Mini Dock Series 3 (4337-10u) , for Thinkpad T , X , W series
Suport model : T400s , T410 , T410s , T410i , T510 , L421 , L521 , T420 , T420s , T420i , T520 , X220 , T430 , T430s , T430i , T530 , X230 , W Series
Port Connect : + 6 USB 2.0
+ 3 Video ( DVI , VGA , Displayport )...