PC Connection Express offers the Western Digital My Book Essential 1TB USB 3.0 External Hard Drive, model no. WDBACW0010HBK-NESN, for $79.95 with free shipping. That’s $0.08/GB and the lowest total price we could find by $7. It features a maximum data transfer rate of 5Gb/s, is backwards compatible with USB 2.0, and includes an illuminated capacity gauge.

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