APPLE Thunderbolt to Gigabit Ethernet Adapter

Small and compact it connects to the Thunderbolt port on your Mac computer and provides an RJ-45 port that supports 10/100/1000BASE-T networks. Specification - Compatible with Thunderbolt equipped Mac computers System Requirements OS X v10.7.4 or later Thunderbolt-equipped Mac computer Box Contents 1 x Apple Thunderbolt to Gigabit Ethernet Adapter with built-in Thunderbolt cable