Expect nothing short of an outstanding value. Completely re-designed for a new generation of ThinkPads, snap into the ThinkPad Pro Dock with an included ThinkPad AC adapter and get connected to power, your local area network/Internet and workplace accessories such as up two external displays, keyboard, mouse and printer so you can get more done faster. One of the dock's USB ports also supports always-on mobile device charging, which means that you can charge your mobile phone or tablet, even when your notebook is away. This unique physical alignment guarantees perfect notebook-dock alignment every time. Comes with ThinkPad AC adapter to charge your notebook. 3x USB 2.0, one supports always-on USB charging 3x USB 3.0 10/1000 Gigabit Ethernet, supports enterprise manageability 1x DisplayPort 1.2 (Exclusive use with DVI-D) 1x DVI-D (Exclusive use with DisplayPort) 1x VGA Driver-free, perfect video quality 1x Stereo/Mic combo audio port security lock hole. Convenient eject button for one-step system removal.