Speed, Precision and Ease-of-Use Make New Wireless Trackball a Winner at the Desktop for Greater Computing Flexibility and Productivity Kensington, a worldwide leader of desktop computing and mobility solutions for IT, business and home office professionals, announced today that its new Expert Mouse Wireless Trackball has received high marks from users across industries including music, graphic design and computer software. Designed to give users more flexibility, the new trackball delivers exceptional comfort and ease-of-use, while reducing clutter from the desktop with the absence of a USB cable for connectivity.