500GB LaCie d2 Quadra v2.1 7200 RPM Hard Drive...Fully loaded with all the best interfaces--eSATA 3Gbits, FireWire 800, FireWire 400, and USB 2.0--this all-in-one professional hard disk offers universal connectivity for PC and Mac users. For easy setup, the LaCie Setup Assistant helps format your disk according to your needs. Perfect for digital content creation, audio/video editing, DVD authoring, Web animation, etc., the d2 Quadra can handle multiple demanding professional tasks. It can be daisy-chained via FireWire or connected to your DV camera and is even bootable in FireWire for Mac and in eSATA for Mac/PC. With the LaCie Shortcut Button***, you can easily launch any application in one push, such as the included Genie Backup Assistant software with data restore for Windows or Intego Backup Assistant software with data restore for Mac. The unique, fanless aluminum heat sink design with 60% more surface area for heat dissipation keeps it quiet and safe.