ThinkPad Ultra Dock -170W... With the horsepower to drive mobile workstations, the completely re-designed and supercharged ThinkPad Ultra Dock with an included ThinkPad 170W AC Adapter grows capability without growing in size. The ultimate docking solution includes a wide range of video outputs, including HDMI 1.4, and support for multiple external monitors so you can multi-task like never before. Includes a ThinkPad 170W AC Power Adapter (Slim Tip).