Digital Storage Capacity: 4TB. Capacity: 250GB, 320GB, 500GB, 1TB, 2TB. 1TB 4TB 8TB 10TB External Hard Drives USB 3.0 For Desktop Workstation PC Mac TVs. 2.5" HDD Specification 320 GB ≈ 298 GB, 500 GB ≈ 465 GB, 750 GB ≈ 698 GB, 1 TB ≈ 931 GB, 2TB ≈ 1.81TB, 4 TB ≈ 3.63 TB.
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