They seem ordinary enough on the outside but they hide a dark secret – sitting beside their keyboards are trackballs instead of mice ... Besides, he’s in the thumb control camp, and most ...
With a shape typical of conventional mice, the Kensington Pro Fit Ergo TB550 cuts the trackball learning curve in half, relying on the right thumb for navigation instead of the fingertips.
the KB531RT Thumb Keyboard also has a thumb-operated trackball in its upper right corner, and left and right mouse buttons in its left, making it an all-in-one device for controlling any Windows ...
The ProtoArc Wireless Trackball Mouse is an excellent way to enhance your computing experience. Equipped with an ergonomic thumb trackball, this mouse eases strain on your wrist and arm by allowing ...