Seagate Expansion STKP20000400. Hdd Capacity: 20 Tb Hdd Size: 3.5\"". Usb Version:\n\nSeagate Expansion STKP20000400. HDD capacity: 20 TB, HDD size: 3.5\"". USB version: 3.2 Gen 1 (3.1 Gen 1). Product colour: Black\nSeagate Expansion desktop drive, add-on storage for your PC and Mac\nThe Seagate?- Expansion desktop drive provides extra storage for your ever-growing collection of files. Instantly add space for more files, consolidate all of your files to a single location, or free up space on your computer's internal drive to help improve performance. Setup is straightforward; simply plug in the included power supply and USB cable, and you are ready to go. It is automatically recognized by the Windows?- or Mac operating system, so there is no software to install and nothing to configure. Saving files is easy too-just drag-and-drop. Take advantage of the fast data transfer speeds with the USB 3.0 interface by connecting to a USB 3.0 port. Plus, Seagate Expansion comes with Rescue Data Re;