Best Buy offers the Western Digital My Book Essential 2TB USB 2.0 External Hard Drive, model no. WDH1U20000N, for $259.99. Shipping adds $6.50 ($0.13/GB), or opt for in-store pickup. Even with shipping, it’s the lowest total price we could find by $8, outside of the price below. Sales tax is added where applicable. This 7200 rpm hard drive features a 16MB cache.
A close price: newegg.com has it for $269.99 with free shipping, plus sales tax in fewer locations.