This powerful desktop alternative gives you the flexibility to work wherever you need to, whether in the office or in the field. The shock-mounted quick-release hard drive, magnesium alloy casing, and spill-resistant keyboard and touchpad defends your data against the bumps of mobility, while the wide area wireless-ready design allows you to stay connected anywhere you go. The 15.4 inch widescreen display is perfect for increased productivity and better group presentations. Work anywhere. Risk nothing.Genuine Windows Vista® Business (with XP downgrade option)