Keyboards with trackball

Keyboards can have an integrated pointing device replacing the mouse: A trackball: allows for more precise cursor control and is usable by both right-handed and left-handed people. The trackball also has the advantage of being user-friendly. A touchpad (or trackpad): moves the cursor by simply sliding a fingertip over the surface. A Force-Sensing Resistor (FSR): this force sensor pointing device measures the pressure exerted on a sensor cell with...