newegg offers the Seagate 4TB Backup Plus USB 3.0 External Hard Drive, model no. STCA4000100, for an in-cart price of $169.99. Coupon code "EMCXPVX46" cuts it to $149.99. With free shipping, that's $0.04/GB and the lowest total price we could find by $20, although we saw it for $15 less last month. (That deal required padding for free shipping.) It features two backup scheduling options and social network sharing. Coupon expires June 26.