The 260 is also a firm favourite due to its stylish looks. The keys are extremely durable and provide excellent feedback. This version features the American layout. For the ultimate system why not match it up with an Accuratus mouse simply beautiful. The 260 is also a firm favourite due to its stylish looks. The keys are extremely durable and provide excellent feedback. For the ultimate system why not match it up with an Accuratus mouse simply beautiful.N/A- Weight 0.72kgN/A- USB/PS2 ComboN/A- 2 year RTB warrantyN/A- Key layout: 105 keysN/A- Responsive tactile feed back keysN/A- Highly reliable membrane contact technologyN/A- Designed for Windows 95/98/NT/2000/ME & XP