1TB 2TB Portable External USB 3.0 Hard Drive Storage HDD Laptop PC Mac Xbox PS4

Capacity: 250GB, 500GB, 1TB, 2TB. 500GB≈465GB, 1TB≈930GB, 2TB≈1860GB. (1TB=1000GB, 1GB=1000MB, 1MB=1000KB ). Drag and drop file saving, right out of the box. The product will need to be re-formatted if it is to be used with Mac. ).