Seagate Expansion Portable, 4TB, External Hard Drive, 2.5 Inch, USB 3.0, for Mac and PC Digital storage capacity 4000 GB Hard disk interface USB 2.0/3.0 Connectivity technology USB Brand Seagate Special feature Portable Hard disk form factor 3.5 Inches Sleek and simple portable drive design for taking photos, movies, music and more on-the-go Drag-and-drop file saving USB 3.0 powered Automatic recognition of Windows and Mac computers for simple setup (reformatting required for use with Time Machine) Enjoy peace of mind with the included limited warranty and Rescue Data Recovery Services
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