IOGear IOGear GUC3100 GigaLinq USB 3.0 to Gigabit Ethernet Adapter
Did your new MacBook Pro, Ultrabook or other laptop computer come without an Ethernet port? Is your wireless connection too slow for your needs? If you answered yes to either question, IOGEAR has the solution you need - the GUC3100 USB 3.0 to Gigabit Ethernet Adapter! IOGEAR's GUC3100 plugs into your laptop's USB 3.0 port and allows you to connect a standard RJ-45 Ethernet cable to deliver Internet and network access at up to Gigabit (1000Mbit/s) speed!
IOGear GUC3100 GigaLinq USB 3.0 to Gigabit Ethernet Adapter
Usually ships in 5-7 business days.