ARC-5028T2 features two cutting-edge interfaces, Thunderbolt 2 and SuperSpeed USB 3.0. Thunderbolt 2 is full backward compatibility to the same cables and connectors used with todays Thunderbolt. It pushes speed to 20Gb/s and enables 4K video file transfer and display simultaneously. ARC-5028T2 is equipped with dual Thunderbolt 2 ports for connecting to any Thunderbolt 2-enabled host such as the new Mac Pro, and offers an additional Thunderbolt 2 port for daisy-chaining other peripherals. The Thunderbolt daisy-chaining allows connection of up to six devices, so customers can connect ARC-5028T2 for massive amounts of video storage with a single Thunderbolt connection to their host computer. ARC-5028T2 can meet the demand of users when working with rich, ultra-high resolution media through Thunderbolt 2 interface. The SuperSpeed USB 3.0 interface offers high-performance connectivity and is backward compatibility with any computer running compatible versions of Mac OS X (such as Mac Pro) or Windows.