Along with the announcement about new Surface Pro Type Covers and Surface Pen, Microsoft also announced Surface Pro 3 Docking Station and Ethernet Adpater targeting professionals.
The docking station has been improved from the previous Surface Pro 2 unit and it will go on sale for $199.99
Take productivity to the next level with Docking Station for Surface Pro 3. Just click Surface Pro 3 into the dock to go from tablet to full desktop PC. With a gigabit Ethernet port for up to 1 Gbps wired network speeds, Mini DisplayPort for HD video of up to 3840×2600 resolution, and five USB ports — three USB 3.0 ports and two USB 2.0 ports — you have everything you need to attach an HD monitor, wired network connection, audio system, external mouse and keyboard, printer, and more. And with a 48W charging system, you can work and run or charge your favorite accessories and still have ample power to charge Surface Pro 3.
Surface Ethernet Adapter allows you to instantly connect Surface to your network using the SuperSpeed Ethernet Adapter. Plug the Ethernet Adapter into your USB 3.0 port to get online, share files, and print with data transfer rates of up to 1Gbps. It will cost 39.99.