7-BUTTON ERGO MOUSE- This wired ergonomic trackball mouse features quiet buttons including: left, right, backward, forward, and DPI switches which all work with the trackball simultaneously. DPI CONTROL - Easy to switch the cursor speed with DPI switch buttons for multiple tracking sensitivity options. Available DPI adjustment: resolution 400/1000. NATURAL ERGO DESIGN- The ergonomic trackball mouse is designed for right-handed users of all hand shapes and sizes. This product is recommended to users suffering from Repetitive Strain Injuries (RSI) and the users who work for particularly long periods on the computer. EASY NAVIGATION AND SPACE-SAVING - The surface on the high-density trackball is coated with a special treated glitter effect providing users with an exceptional tracking experience, precision and pleasing aesthetics SYSTEM REQUIREMENTS - Windows 7, 8, 10 DIMENSIONS - 5.12 x 4.21 x 1.77 inches CABLE - 5.9 ft
