Please note: This item ships with an EU plug. If you require the UK version you need manufacturer part number WDBUSK0040JSL-UESN. My Book Thunderbolt Duo delivers the optimum fusion of performance & capacity. This drive offers two Thunderbolt ports delivering the revolutionary data transfer speeds available only with Thunderbolt technology. Daisy chain multiple devices through My Book Thunderbolt Duo & enjoy nearly unlimited flexibility & performance in your creative life. Revolutionary Thunderbolt™ technology. Finally, a drive that can keep pace with your creativity. The leading-edge speed of Thunderbolt technology lets creative pros design, edit, render & produce graphics, movies, music & more in record time. User-configurable for speed or double-safe data protection. Customize this dual-drive storage system to your needs – RAID 0 for speed, RAID 1 for data protection, JBOD to use the drives individually. High-speed multi-tasking. The revolutionary bi-directional Thunderbolt technology delivers unmatched speed for multi-tasking while video editing, 3D rendering & completing other graphics-intensive projects. Move data at unprecedented speeds Finally, a drive that can keep up with your creativity. Video editors & other digital media professionals can do more work in less time with the ground-breaking data transfer speed of the Thunderbolt™ ports on My Book Thunderbolt Duo drive. It offers the indisputably fastest way to get information to & from your external drive. User-configurable RAID for speed or double-safe data protection You can select the RAID mode that's right for you. Choose RAID 0 (striping) for the performance you need when designing or editing graphic-intensive media files. When the drive is set to RAID 1 (mirroring) it provides double-safe data protection by automatically generating a duplicate copy of your data. Set the drive to JBOD (Just a Bunch Of Disks) to use as two individual drives & select between HFS+J or Ex FAT per disk. Ideal for running Windows OS on a Mac. High-capacity storage My Book Thunderbolt Duo, dual-drive storage system featuring revolutionary Thunderbolt technology, sets new standards for data transfer speeds & workflow flexibility in an affordable, high-capacity storage system. Daisy chain several drives together for even faster speed The intelligent Thunderbolt connector provides two channels of up to 10 Gb/s transfer rate in both directions. This means data can travel both ways without compromising bandwidth. Add to that the power of multiple drives processing data & you get amazing speed. User-serviceable Want to upgrade a drive? Simply open the case & replace the existing drive – no screwdriver needed. High-speed multi-tasking Revolutionary bi-directional Thunderbolt technology delivers unmatched speed for multi-tasking while video editing, 3D rendering & completing other graphics-intensive projects. Specifications Capacity: 4TB Interface: Thunderbolt
Height: 165 mm
Depth: 157 mm
Width: 99 mm Weight: 2.15kg System compatibility: Mac OS X 10.6.8 or higher Data transfer rate: Thunderbolt 10 Gb/s (maximum) Operating temperature: 5°C to 35°C Non-op. temperature: –20°C to 65°C In the box: Dual-drive storage system with two Thunderbolt ports AC adapter WD Drive Utilities software Quick install guide (Thunderbolt cable sold separately for 4 TB & 6 TB models.)