BuyDig offers the Western Digital 1.5TB My Passport Portable USB 3.0 External Hard Drive, model no. WDBY8L0015BBK-NESN, for $105. Check out with V. me by Visa and use coupon code "VMEMOMDAY20" to cut it to $85. With free shipping, that's $0.06/GB, $4 under our mention from four days ago, and the lowest total price we could find by $30. It features a data transfer rate of up to 5Gbps. Coupon expires April 30.