Kensington Pro Fit Ergo TB550 Trackball

• A sculpted ergonomic design provides all-day comfort. The Pro Fit™ Ergo TB550 features a unique 45° tilt that helps improve wrist and forearm alignment. A 4D scroll wheel supports both vertical and horizontal scrolling.
• The Pro Fit™ Ergo TB550 includes a choice of Bluetooth® Low Energy (LE) and 2.4GHz wireless connections (2.4GHz USB-A nano receiver included).
• The Pro Fit™ Ergo TB550’s rechargeable battery provides up to 4 months of battery life from a single charge.
• Minimum 51% post-consumer recycled content of the total plastic components. Excludes PCB assembly, rechargeable battery and charging cable
• The Pro Fit™ Ergo TB550’s unique, easy-to-clean design features a built-in trackball ejection button to effortlessly remove the trackball for cleaning when needed.
• A high-quality optical sensor accurately tracks the 34mm thumb-operated trackball, giving users smooth cursor control and optimal precision. The trackball features 4 switchable cursor speeds (400, 800, 1200 and 1600 DPI).
• Users will be up and running quickly thanks to Plug & Play Installation for simple setup. The TB550 can be personalised with free KensingtonWorks™ software to enhance productivity. *Windows ARM-based computers are currently not supported. Please check back for future updates on compatibility.
• The Pro Fit™ Ergo TB550 includes government-grade 128-bit AES encryption for enhanced security to deter hackers.
• This product is designed to comfortably fit users with average to larger sized hands.