Apricorn today unveiled the Aegis Portable, a 2.5-inch external hard drive and backup system for Mac and PC notebooks. The pocket-sized device features an integrated USB cable, and is bus-powered to reduce necessary cabling. Additional features include ShirtPocket SuperDuper! backup software; Synchronize! X synchronization software; and Apricorn Encryption Utility software. The Aegis Portable is available in capacities of 40GB ($110), 80GB ($150), 120GB ($220), and 160GB ($300). The drive requires Mac OS X 10.2 or later.