KENSINGTON Trackball egér (Orbit™ Wired Trackball with Scroll Ring)

KENSINGTON Trackball egér (Orbit™ Wired Trackball with Scroll Ring) Orbit® Trackball with Scroll Ring SKU: K72337EU Award-winning Scroll Ring lets you scan up and down pages with ease Medium 40mm ball is designed as a perfect sphere to provide exceptional precision TrackballWorks™ software lets you customize the 2 buttons, adjust cursor and scrolling speed Optical tracking technology for superior cursor control and accuracy Detachable wrist rest supports hand and wrist for ergonomic comfort Ambidextrous design works equally well for both right-handed and left-handed users Plug & Play installation via wired USB connection PC and Mac® compatible . Product Specifications Operating system(s): Chrome OS, macOS, Windows Compatibility: Chrome OS 44 or above, macOS 10.8, macOS 10.9, macOS 10.10 or above, macOS X 10.11, macOS Sierra 10.12, macOS 10.13 or above, Windows 7, Windows 8, Windows 8.1, Windows 10 Connectivity: Wired Controls: Customizable Buttons, Scrollring Features: Ambidextrous Design Sensor: Optical Trackball Diameter (mm): 40 Optical / Laser: Optical Wireless / Wired: Wired Packaging Type: Retail Ball Control: Finger-operated Number of Buttons: 2 Scroll Type: Scroll Rin Size and Fit: Ambidextrous .