The most popular screen reading and brailing software for Windows. JAWS communicates through speech synthesizer and shows the text on a Braille monitor. Thanks to it a blind user can „see” both operational system and applications working under its control. JAWS Standard is compatible with Windows XP Home edition, Windows Vista Home basic and Home premium. With Windows XP Pro and Windows Vista Business, Enterprise and Ultimate cooperates JAWS Professional. You can buy Jaws with two actualisations (SMA) or without them, with authorization through the Internet ILM (by design) or with an authorization on hardware key USB (dongle). JAWS does not operate on Windows operational systems in 64 bit versions.