Microsoft Surface docking station

Model - 1664

Docking station for surface pro 3

Comes with an Ethernet port, Mini DisplayPort and five USB ports three USB 3 and two USB 2.0 ports you can attach your HD monitor full size keyboard, printer

The mini DisplayPort connection delivers high-definition video resolution of up to 3840 x 2600 DPI
Docking Station includes five USB ports three USB 3.0 two USB 2.0 ports

complete with power supply