Apple Thunderbolt to Gigabit Ethernet Adapter Overview  The Apple Thunderbolt to Gigabit Ethernet Adapter works to connect your Mac computer to a high-performance Gigabit Ethernet network. Connecting to the Thunderbolt port on your Mac, the adapter supports 10/100/1000BASE-T networks.  Small and compact, it maintains high internet speeds and is simple and easy to use.  Reasons to buy Apple Thunderbolt to Gigabit Ethernet Adapter  Easy connection to a Gigabit Ethernet network Maintains high internet speeds Small and compact Easy to use Compatible with devices with a Thunderbolt port