Microsoft Surface PRO 3 compatible docking station with DisplayPort, USB 3.0 hub, Charger and Gigabit ethernet. This package features our new portable AC adapter. Featuring "SIGN of LIFE" visual indication Side mounted design for unrestrictive viewing angle Bus or Self power all Four Super Speed USB 3.0 ports Integrated PRO 3 Charging and supply power to all USB3 ports Gigabit Ethernet for stable network connectivity