WD Introduces First Thunderbolt-Powered Portable Dual-Drive
 

WD®, a Western Digital company, and world leader in storage solutions for the connected life, today introduced My Passport® Pro, the first portable, Thunderbolt™-powered dual-drive solution, providing creative professionals and enthusiasts high performance and capacity in a truly mobile solution. For Mac systems, My Passport Pro has user-selectable RAID functionality to deliver needed performance for the most demanding applications in the field, without the need for power adapters or extra cables. My Passport Pro is available in 2 TB and 4 TB capacities.

http://www.hardocp.com/news/2014/03/...e_du aldrive/