A "braille display" is a device that helps blind people read by translating text from a computer or smartphone into raised dots that they can feel with their fingers. Full definition
Children with visual impairments will not only hear the text read to them but also access the book using a refreshable braille display, the «VoiceOver» screen reader, or the zoom feature that is included in every iPad. (sciencedaily.com)
The iOS app also allows users to read character - by - character, word - by - word and line - by - line and supports the usual iOS accessibility features like zoom, assistive touch and support for peripheral braille displays. (techcrunch.com)
The whole of the Kindle catalogue is now available to me on a Kindle device not only in synthetic speech but in braille using my electronic braille display as well». (goodereader.com)