Amazon has the Official Microsoft Surface Pro 3 Docking Station for Surface Pro 3 Tablets for a low $109.99 Free Shipping. Tax in many states. This docking station currently sells for $149.99everywhere else. This is $30 less than our last mention and is the lowest we have ever seen this dock. Amazon's #1 Best Seller in the Laptop Docking Stations category 450 reviews on Amazon with 4.5/5 (90%) rating Official Microsoft docking station for the Surface Pro 3 tablet 5 USB ports (3 USB 3.0, 2 USB 2.0), ethernet port, and MiniDisplayPort Charges your tablet while connected