Other World Computing has added a 320GB version to its line of Mercury Elite Pro USB 2.0/1.1 hard drives, while reducing the prices on most of the remaining models. OWC now offers the 7200 rpm storage solution--with 2MB of cache buffer and USB 2.0 connectivity--in five models: 80GB ($100), 160GB ($140), 200GB ($160), 250GB ($190), and 320GB ($230). All Elite Pro USB 2.0/1.1 models are covered by a two-year warranty and include Dantz/EMC Retrospect Backup, Intech Hard Disk SpeedTools and all connecting cables. The drives also are compatible with Mac OS X 10.1 and later.