Dell wd19tbs 180w thunderbolt docking station.
Dell WD19TBS 180W Thunderbolt Docking Station - Black
K20A Dell WD19TBS 180W Thunderbolt Docking Station - Black + PSU
Dell WD19TBS 180W Thunderbolt Docking Station - Black - Complete With PSU
Dell WD19TBS (K20A001) Thunderbolt Docking Station + 180W CHARGER - Black