5 guidance statements support this object characteristic:
- Assistive technology-compatible - For systems with user interfaces, people may need content and operable elements to be accessed and presented through assistive technology.
- Software control - For systems that require physical operation, people may need to access functionality through software that is ordinarily controlled through hardware.
- Speech variations - For voice input systems, people may need the system to recognize input with non-typical speech characteristics, such as from voice production difficulty or a Deaf accent, as well as it does mainstream accents.
- Voice commands displayed - For systems with dictation and voice commands, people may need to have available voice commands clearly displayed.
- Voice input errors - For systems with dictation and voice commands, people may need to minimize mistakes that occur because of mistaken speech (e.g. operations are tied to a single letter shortcut)