Western Digital My Passport Studio WDBAAE6400ASL 640 GB External Hard Drive - Retail

My Passport Studio WDBAAE6400ASL-NESN Hard Drive is packed with innovative features including a customizable e-label to remind you what's stored on the drive. Formatted for Mac and compatible with Apple Time Machine, this drive is plug-and-play ready for Mac computer users. WD SmartWare enables automatic, continuous backup with visual display. FireWire 800 provides fast data access and saves.