Seagate FreeAgent GoFlex Desk Kit - hard drive - 4 TB - USB 3.0

The GoFlex Desk external drive gives you plenty of storage capacity and it's easy to upgrade to any interface you choose. Simply pair the desktop hard drive with a GoFlex USB 3.0 or FireWire 800/USB 2.0 adapter to increase your performance by up to 10 times. It works interchangeably between a PC and a Mac computer.