Orbit™ Trackball with Scroll Ring idea: Comfort meets control. All-day comfort and scrolling come together in the Kensington Orbit™ Trackball with Scroll Ring. The scroll ring allows you to fly through web pages and documents. And all while delivering comfort and space savings no mouse can match. Model number: K72337US Features All-day comfort from a world leader in trackball innovation Scroll ring allows fast, easy scrolling of web pages and documents Uses far less desk space than a mouse Optical technology for precise tracking - no cleaning required Ambidextrous design for left or right handed users Click-free scrolling USB connectivity PC and Mac® compatible Specifications Compatible with Windows® XP, Windows Vista®, Mac OS® X Warranty Orbit™ Trackball with Scroll Ring is backed by the Kensington 5-Year Warranty and free technical support Flere detaljer Vis mindre