Ebay offers WD 4TB My Passport Ultra Certified Refurbished Portable Hard Drive Black/Gray for $55.99 (reg. $79.99) free shipping.

Product Description:
The My Passportâ„¢ Ultra drive is trusted, portable storage in a design that brilliantly pairs metal and matte finishes to create a sophisticated style. With plenty of space to store all the content you love, WD Backupâ„¢ software and password protection help keep all your memories safe and secure. Easy to use, just plug it in to start saving and backing up.