When purchasing a new computer it is important to check that these devices may be connected. Even if an individual may not currently use a special device it could potentially be a part of their future. The following is a list of some of the assistive equipment that you may need to interface to a new computer. Input devices These may include custom keyboards, joysticks, various switches, head and eye pointing devices, directional and other special microphones, touch screens, track balls, tactile mice etc. Some users may communicate with their computer via an augmentative communication device and a special communication channel such as infrared or radio frequency.
Many blind individuals use scanners to read printed materials.
CCTV and other types of camera connections are used for viewing magnified printed materials. Deaf computer users may use TTY modem devices and software for communication. Output devices Large, bright, displays for partially sighted individuals are a must. Also check the ability to use older printers or Braille embossers, refreshable Braille displays, voice synthesizers, headphones and speakers, environmental controls and infrared transmitters. Before purchasing a computer make a list of all the software you wish to run, and devices you need to work with.