Kensington K64325WW Expert Mouse Wired Trackball (Black) - USB-A

Enjoy comfortable control and accuracy with the Kensington Expert Mouse Wired Trackball. Its large 55mm ball design and Diamond Eye optical tracking deliver precise cursor control. The patented scroll ring lets you scan up and down pages with ease. Features Designed for Microsoft Surface. PC and Mac compatible. KensingtonWorks lets you customize all 4 buttons, set cursor speed. DiamondEye optical tracking technology for premium cursor control and accuracy. Patented Scroll Ring lets you scan up and down pages with ease. Large 55mm ball is designed as a perfect sphere to provide exceptional precision. Detachable wrist rest supports hand and wrist for ergonomic comfort. Reliable wired USB connection. Ambidextrous Design. SmartFit - This product is designed to comfortably fit and be effective for users of all hand sizes. Specs Color: Black Connectivity: Wired, USB-A Controls: Customizable Buttons, Scroll ring DPI: 400 Sensor: Optical Trackball Size: 2.2" / 55 mm Ball Control: Finger-operated Number of Buttons: 4 Scroll Type: Scroll Ring Size and Fit: Ambidextrous OS Supported: Chrome OS 44 or above; macOS 10.10 or above, macOS 10.13 or above, macOS 10.8, macOS 10.9, macOS Sierra 10.12, macOS X 10.11; Windows 7, Windows 8, Windows 8.1, Windows 10, Windows 11 Device Compatibility: Surface Laptop, Surface Laptop 2, Surface Laptop 3, Surface Laptop 4, Surface Laptop 5 (13.5"), Surface Laptop 5 (15"), Surface Laptop 6 (13.5"), Surface Laptop 6 (15"), Surface Laptop 13.8", Surface Laptop 15", Surface Laptop Go, Surface Laptop Go 2, Surface Laptop Go 3, Surface Laptop SE, Surface Laptop Studio 2, Surface Pro 7, Surface Pro 7+, Surface Laptop 13" Box Content Kensington Expert Mouse Wired Trackball K64325 (Black) Detachable Wrist Rest