Western Digital 320GB WD Black Performance Mobile Hard Drive - 7200 RPM Class, SATA 6 Gb/s, , 32 MB Cache, 2.5"

Product Features

• Specifically designed for small form factor desktops, laptops, and Mac computers
• Performance 2.5-inch hard drives available in up to 1TB capacities
• Designed for creative professionals, gamers, and system builders
• Enhanced-availability (EA) models for applications needing around-the-clock access to lower-transaction environments
• 5-year manufacturer's limited warranty