SYBA 2.5″ & 3.5″ USB & eSATA Hard Drive Dock, USB, Hub & Card Reader for $12.49 shipped after a $10 rebate. Here is a screenshot before the $10 rebate for your reference. It has USB & eSATA and is convenient for people who work with hard drives often. In addition, it has a built-in card reader for CF, SD, MMC, and more. As a comparison, Amazon has it for over $50.