Western Digital has announced the availability of the new My Book Studio Edition dual drive that now comes with 4 TB of external storage space.

The new drive was designed to work with Mac workstations and supports the Apple Time Machine automatic backup feature.

The device comes with four interfaces, including eSata, Firewire 800, FireWire 400 and USB 2.0, thereby offering the user maximum flexibility in how it interfaces with the Mac. The eco-friendly unit also takes advantage of Western Digital’s GreenPower Technology, offering convection cooling and a power saving mode.

Combined with Raid 0 (Striped), the 4TB drive offers a small footprint and ample space to store digital pictures and volumes of HD movies and digital video.

MSRP for the 4TB drive is $649.99 USD.

[Source]