La Cie Rugged Thunderbolt™ Professional All-Terrain Storage Thunderbolt USB (Universal Serial Bus) 3.0 Tough in the Field. Fast Everywhere. • Thunderbolt speeds of up to 387 MB/s* •USB 3.0 for universal connectivity • Bus powered for complete mobility • Shock, dust, & water resistant for all-terrain use With the new La Cie Rugged, even if you go off-road, your project stays on time. With IP 54-rated resistance to the elements & blinding-fast speeds through Thunderbolt & USB (Universal Serial Bus) 3.0, you don’t have to compromise between durability, mobility, & speed. Get lightning-fast transfer speeds on Mac & PC thanks to the USB (Universal Serial Bus) 3.0 & Thunderbolt interfaces. With the SSD version, the La Cie Rugged delivers up to 387 MB/s – one of the fastest bus-powered products available*. The hard disk version performs at up to 122 MB/s, a 35% improvement over Fire Wire 800. Back up & transfer mountains of data in a fraction of the time. Enjoy noticeably more responsive photo library browsing. Don't let your project get derailed by incompatibility between your external drive & your computer. With both USB (Universal Serial Bus) 3.0 & Thunderbolt interfaces, the La Cie Rugged is a perfect match for your Mac & PC. Since USB (Universal Serial Bus) 3.0 is backward compatible, you can connect it to any standard computer, anywhere. The integrated Thunderbolt cable also stows neatly when not in use, so that you’ll never lose it. The La Cie Rugged is also fully bus powered through the USB (Universal Serial Bus) 3.0 & Thunderbolt cables. Its portability & interfaces make it the must-have sidekick to a new Mac or Ultrabook™. Your data is irreplaceable, so it’s vital to protect it against any conceivable mishap wherever you go. That's why La Cie made the new Rugged tougher than ever. It’s MIL-compliant, which means that data is protected even during accidental drops of up to two meters (6.6 feet). During transit, connect the removable cover to provide IP 54-level protection against dust & water. Whether the La Cie Rugged takes a jarring bicycle ride or gets splashed by a mud puddle, you stay confident that your data is still accessible. The SSD version goes a step further for the ultimate in resilience against vibration & shock. Both versions are tough enough to be shipped for reliable delivery to clients or partners. Included software even protects your files from prying eyes with AES 256-bit encryption.