Startech Usb 3.0 Ethernet Adapter
Add a Gigabit Ethernet port and a USB 3.0 pass-through port to your laptop through a single USB 3.0 port. The USB31000SPTB USB 3.0 to Gigabit Ethernet Adapter lets you add a Gigabit network port to your laptop or Ultrabook computer through a USB 3.0 port, and features an integrated USB 3.