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.3x USB 2.0, one supports always-on USB charging 3x USB 3.0 10/1000 Gigabit Ethernet, supports enterprise manageability 2x DisplayPort 1.2 1x DVI-D 1x HDMI 1.4 1x VGA Driver-free, perfect video quality 1x Stereo/Mic Combo Audio Port Charges your ThinkPad with an included ThinkPad 90W AC Adapter Physical rear alignment for a perfect dock every time Smaller desktop footprint vs. Series 3 docking stations Comes with ThinkPad AC adapter (170W) Some of the video ports do have exclusive use and are also dependent on the docked ThinkPad configuration Compatibility: Lenovo ThinkPad T440s 20AQ Notebook 40A20170US