Many deaf or hearing-impaired people can’t get the full benefit of video or audio content unless it is subtitled and/or transcribed.
- With conductive hearing loss, sound is muffled.
- With perceptive deafness, sound is distorted.
- People with crackling tinnitus perceive a crackling noise in addition to the external sounds they hear.
- People with whistling tinnitus perceive a whistling noise in addition to the external sounds they hear.
Video : Make Technology Work for Everyone: introducing digital accessibility by Fix the Web.