Storage Capacity: 4TB. 160GB≈149GB, 250GB≈232GB, 320GB≈298GB, 500GB≈465GB, 750GB≈698GB, 1TB≈931GB, 2TB≈1.81TB, 4TB≈3.63TB. Capacity: 500GB, 750GB, 1.5TB, 2TB. Device Type: External Hard Drive (Portable).
eBay