Microsoft Surface Docking Station Model 1661 
Compatible with a range of Surface models, including the Surface Pro 3, 4, 5, 6, 7, Surface Book 1 and 2, Surface Laptop 1 and 2, and Surface Go. 
 
Ports and Connectivity:
2 x Mini DisplayPort
1 x Gigabit Ethernet port
4 x USB 3.0 ports
1 x 3.5mm audio out 
1 x Surface Connect cable
 
Power Supply:
Includes a 90W AC power adapter (Model 1749)