Making mincemeat out of your workload, the completely re-designed ThinkPad Ultra Dock comes with an included ThinkPad 90W AC Adapter and grows your capability without growing. The ultimate 90W docking solution, the Lenovo ThinkPad 90W Ultra Dock (40A20090SA) includes a wide range of video outputs, including HDMI 1.4 and support for multiple external monitors, so you can multi-task like never. It comes with 3x USB 2.0 ports, one of which supports always-on USB charging for mobile devices. Therefore, you can charge your tablet or mobile using the dock without your ThinkPad being present.
Features include:
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 (90W)