Kensington FPROFIT ERGO TB550 TRACKBALL, Plastic Construction, USB C, 2.4GHz Wireless Connection Options For Maximum Flexibility

Using a mouse may feel familiar, but it can also provide lessthan - precise navigation, cramped desk space and cramped hands. The Pro Fit Ergo TB550 Trackball brings the comfort and convenience of trackball technology to users who want to improve wrist and forearm alignment or work in tight areas with limited desktop space. An ideal solution for people who want to try a trackball for the first time, it is made of 51% recycled plastic and includes long-life rechargeable battery, enhanced 4D scroll wheel, choice of Bluetooth Low Energy (LE) and 2.4GHz wireless connection options for maximum flexibility, and patented ball ejection system for easy cleaning.

Ergonomic Design

A sculpted design provides all-day comfort. The Pro Fit® Ergo TB550 features a unique 45° tilt that helps improve wrist and forearm alignment, and an enhanced 4D scroll wheel for an intuitive user experience.

Dual Wireless (Bluetooth® Low Energy (LE) + 2.4GHz) Connection Capability

The Pro Fit® Ergo TB550 includes a choice of Bluetooth® Low Energy (LE) and 2.4GHz wireless connection (2.4GHz nano receiver included).

Rechargeable Battery

The Pro Fit® Ergo TB550 provides up to 4 months of battery life with a single charge via USB-C® port.

Made With 70% Post-Consumer Recycled ABS

51% of overall plastic is recycled plastic.

Patented Cleaning System

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.

High-Quality Optical Tracking

An 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).

Plug & Play Installation

Users will be up and running quickly thanks to Plug & Play Installation for simple setup. The trackball features 7 programmable buttons that can be personalized with free KensingtonWorks™ software to enhance productivity.

128-bit AES Encryption

The Pro Fit® Ergo TB550 includes government-grade 128-bit AES encryption for enhanced security to deter hackers from monitoring wireless connection and capturing sensitive information.

The Pro Fit® Ergo TB550 Trackball combines the feel of a wireless mouse with the convenience and accuracy of an advanced trackball. A sculpted ergonomic design with 45° tilt helps improve wrist and forearm alignment. The TB550 takes up less desk space than a conventional mouse and is more comfortable during extended use. Users can choose Bluetooth® Low Energy (LE) and 2.4GHz wireless connection options for maximum flexibility. The TB550 offers seven programmable buttons and adds an enhanced 4D scroll wheel that provides intuitive four-direction scrolling. It also features long-life rechargeable battery, made of 51% recycled plastic, and patented ball ejection system for easy cleaning.

• 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, and an enhanced 4D scroll wheel for an intuitive user experience.


• The Pro Fit® Ergo TB550 includes a choice of Bluetooth® Low Energy (LE) and 2.4GHz wireless connection (2.4GHz nano receiver included).


• The Pro Fit® Ergo TB550's rechargeable battery provides up to 4 months of battery life with a single charge via USB-C® port.

• Designed to fit your hand naturally, avoiding painful positions and allowing you to work conveniently for longer hours


• Bluetooth connectivity provides a reliable connection and saves you from the hassle of tangling wires


• Trackball scroller type for steady usage with maximum productivity


• Bluetooth wireless connectivity helps reduce the clutter of wires


• Optical movement detection enables smooth, precise and dependable cursing to ensure maximum efficiency


• Experience continuous usage with the integrated rechargeable battery