Kensington Orbit Wireless Trackball Mouse With scroll Ring

Dual Wireless Technology & KensingtonWorks Customization Allowing you to connect either via Bluetooth LE that allows you to save a valuable USB port or through a highly reliable 2.4GHz USB nano receiver Free downloadable software provides an even more personalized experience, giving you the ability to assign a wide variety of program functions to each of the 2 buttons, as well as adjusting cursor and scrolling speeds.* *ChromeOS user can get HID functions for a trackball but will not be able to customize their device through KensingtonWorks. *Windows ARM-based computers are currently not supported. Please check back for future updates on compatibility.