Portable External Hard Drive BRAND NEW (Photo shows 2, Price is for 1 unit) Adata brand USB 3.1 White 2.5″ Portable External Hard Drive Capacity : 1TB Colour : White or Black Interface USB 3.2 Gen1 (USB 5Gbps) backward compatible with USB 2.0 System requirements Windows 7 / 8 / 8.1 / 10 / 11, Mac OS X 10.6 or later (reformatting required for use), Linux Kernel 2.6 or later