Dell Small Business has The Western Digital 1TB My Book Essential Edition External Hard Drive, model no. WDH1U10000N, for $79.99 (129.99 – 50 instant savings) with Free Shipping for a limited time. This drive features high storage capacity up to 1 TB with a hi-speed USB 2.0 interface that offers 480 Mbps bus transfer rate and a 8 MB cache buffer for improved performance.