Lenovo 433835U TP MiniDock Plus Series 3 170W Docking Station 6x USB 2.0, 1x USB 3.0, 1 x RJ-45 Ethernet Port 1x VGA, 2x DVI, 2x DP Integrated key lock and cable lock slot for physical security 170w AC Adapter included IMPORTANT - Full Compatibility List in DESCRIPTION