BuyDig offers the factory-refurbished G-Technology 4TB G-RAID Thunderbolt External Hard Drive Array, model no. 0G02289, bundled with a copy of Adobe Lightroom for Windows and Mac for $299 with free shipping. That's $149 under the lowest total price we could find for a refurb and this software purchased separately elsewhere. Features include dual Thunderbolt ports and up to 8TB storage capacity. A 3-year G-Tech warranty applies.