Vertical mice and trackballs are not just another type of manipulator. These devices are designed for those who spend a lot ...
There were some truly bizarre computer keyboards in the 1980s and ... The 32XE is an ergonomic keyboard and trackball combo made for both hands. The keyboard has curved palm rests, a trackball ...
Trackball mice are ideal for protecting wrists and fingers during long sessions at the computer, but they don't always come cheap. That's where the Kensington Orbit Wireless Trackball comes into play.