While they aren’t the first quad interface external drives on the market, Verbatim’s adding to the bunch with a new 500GB and 1TB model. Slated to debut at this year’s Macworld Expo, the pro audio / video-grade drives are Mac and PC compatible and tout USB 2.0, FireWire 400, FireWire 800 and eSATA II sockets. Each unit weighs 3.3-pounds and features 3.5-inch HDDs with 7,200RPM spindle speeds and 32MB of cache. Grab one right this very moment for $179.99 / $249.99, respectively.