Kensington Edge: Spill-safe keyboard with lifetime warranty--never buy another keyboard! Keyboard has sturdy metal back plate and sealed membrane design USB compatible keyboard for PCs running Windows 98 and later Sleek, slim profile saves valuable workspace, complements professional workstation 104-Key Spill-safe keyboard, plus it´s warrantied for life. This sleek keyboard features a spill-safe design that protects electronics from liquid damage. Slim profile design saves valuable workspace, while USB compatibility allows use with both older and newer computers. For PCs running Microsoft® Windows® 98 or later. Black 101-key keyboard. Lifetime warranty and free technical support. The K64370A model incorporates some minor upgrades and differences versus the original 64370 Keyboard for Life, including slightly lower keys for a smoother key-stroke action. Compatible with Windows 8.