. The completely re-designed and supercharged . ThinkPad Ultra 170W Dock. with an included ThinkPad 170W AC Adapter grows your work capability with its endless connectivity options. The ultimate multi-port docking solution the . ThinkPad Ultra 170W Dock. includes a range of video outputs including HDMI 1.4 and support for multiple external monitors. The Ultra 170W Dock is driver-free delivering outstanding video quality. It comes with 3x USB 2.0 ports one of which supports always-on USB charging so you can charge your tablet or mobile using the dock without needing to connect your ThinkPad notebook. The dock is equipped with 3x USB 3.0 ports – perfect for connecting memory keys hard drives and other external storage devices. This ThinkPad docking station also support 10/1000 Gigabit Ethernet connection and comes with 2x Display 1.2 Ports 1x DVI-D port 1x HDMI 1.4 port 1x Stereo/Mic Combo Audio Port and 1x VGA port. However some of the video ports have exclusive use and are also dependent on the docked ThinkPad configuration. This dock comes with a 170W AC adapter which can power and charge your notebookConnectivity . support for multiple external monitors. Driver-free delivering outstanding video quaility. Compatibility . works with ThinkPad notebooks. USB charging . so you can charge your tablet or mobile phone using the dock without connecting it to your ThinkPad notebook. 1 Year Warranty.