External storage applications firm Western Digital has introduced My Book Thunderbolt Duo dual-drive storage system, external hard drive with Thunderbolt technology.

Thunderbolt technology brings a new way to connect high-speed storage devices to any desktop or notebook computer with a Thunderbolt port while delivering speed for multitasking activities.

The new storage system provides professionals and Mac enthusiasts with five primary areas of performance: double-safe data protection and flexibility, ultra-fast data transfer rates for greater work efficiency, a 4 TB/6 TB large-capacity, customised dual-drive storage system with RAID 0, 1 and JBOD options, customer serviceable drives and dual Thunderbolt ports for daisy-chaining multiple My Book Thunderbolt Duo devices or other peripherals.

My Book Thunderbolt Duo serves as a way to backup content stored on user computer while providing the way to get information to and from the WD drive.

The drive also supports a JBOD mode (allocate each disk individually to a specific task) for users running Windows OS on a Mac.

The RAID 1 support allows users to create a second copy of their digital content on the drive for double-safe protection.

The new release also features compatibility with Mac OS Time Machine and formatting for HFS + Journaled for Mac, capability for multi-stream workflows and a 3-year limited warranty.