500GB 1TB 2TB 4TB Reliable USB 3.0 External Hard Disk Drive Storage Capacity HDD

500GB 1TB 2TB External USB 3.0 Hard Drives Laptop Storage HDD for Windows/Mac/PC. 1TB 10TB 12TB 14TB 18TB External Hard Drive HDD USB 3.0 for PC Laptop Macbook TV. 160GB≈149GB, 250GB≈232GB, 320 GB ≈ 298 GB, 500 GB ≈ 465 GB, 750 GB ≈ 698 GB, 1 TB ≈ 931 GB, 2TB ≈ 1.81TB, 4 TB ≈ 3.63 TB，6 TB ≈ 5.45 TB，.

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