Input and output devices for physically disabled people need to be in a convenient setting. These devices would need to be close by.
Joysticks – that you see used for computer games can be beneficial output devices for physically disabled people. These can be used instead of as mouse. Trackballs that are similar to a computer mouse let’s you move the cursor on the screen and click if need be. You get a basic and an advanced trackball. These both reduce the need to move your hands.
Eye movement Mouse – a brilliant device that enables you to control computer with your eyes. This high tech device uses specialised software and camera attached glasses. All you need do to control the mouse cursor is move your eyes.
Speakers – are an output device for visually impaired individuals. The text can be converted into speech and be output by sound format from the speaker.
Braille printer – operates by embossing raised dots on braille paper. Pins are pressed into one side of paper in order to create raised dots on the other side.
Microphone – is useful for individuals who struggle to use keyboard or mouse. You say the input out loud and special software converts it into text firm.
Magnifier – is useful for people with limited eyesight. Most software apps allow for zooming in close to work displayed on screen.
Sticky Keys – allows user to press a ‘modifier’ key such as Ctrl, Shift and alt and stays active until a key is pressed. Extremely useful for individuals who lack hand eye coordination.This kind of switch is excellent for someone with limited physically mobility from head below. They may even only have the ability of tilting the head slightly.
Puff-suck switch – Suck or puff down a tube to activate a switch connected to the computer through a cable. Special software is needed for computer which can take input and work on it.
Foot Mouse – can be used by persons with limited or no upper arm use. It can be used to navigate through software programs and select things in much the same way as a normal mouse.
The mouse has two parts, one part is used to control the cursor, the other is used to click mouse or choose short cuts.
Most foot mouses have straps that help hold device in place on foot. A cable runs from the mouse and plugs into computer by USB port.