Verbatim 320GB USB 2.0 Portable Hard Drive for $69.99 shipped. Note that $8 of the proceeds will be donated to the Sunsan G Komen Breast Cancer Foundation. Here is a screenshot for your reference. This USB portable hard drive does not require a separate power supply like most external hard drives and is also smaller than most of them, making it much more convenient to travel with and carry around. Most places have this portable USB drive for about $78 or more.