With the new d2, LaCie again raised the bar on the industry's most trusted desktop storage product. Get the job done faster - on any computer - with dual Thunderbolt 2, USB 3.0, and a 6 TB 7200 RPM hard disk. Thanks to its innovative, all-aluminum unibody design, you'll notice incredibly low vibration and operating noise. It's even possible to push speeds to up to five times faster by installing the LaCie d2 SSD Upgrade (sold separately). With best-in-class speed, versatility, and durability, the new LaCie d2 sets a new standard for desktop storage.