Newegg offers the Hitachi Touro 4TB USB 3.0 External Hard Drive, model no. HTOLDX3NB40001ABB, for $149.99. Apply coupon code "VMEMADNESS" and check out using V.me by Visa to cut it to $134.99. With free shipping, that's $0.03/GB and the lowest total price we could find by $30, although we saw it for $5 less last summer. It includes a USB cable and AC adapter.