AcomData PureDrive 750GB eSATA / USB 2.0 External Hard Drive for $79.99 Shipped

AcomData PureDrive 750GB eSATA / USB 2.0 External Hard Drive for $79.99 shipped after coupon code EMCHDD10.  Its features include 7200RPM, 16MB cache, and dual-interface with eSATA and USB 2.0 ports.  As a comparison, Walmart sells it for over $110.