Braille e-book
refreshable braille display using electroactive polymers or heated wax rather than mechanical pins to raise braille dots on a display
en-GB/ˈbɹeɪl ˈiː - ˈbʊk/
en-US/ˈbɹeɪl ˈi - ˈbʊk/
refreshable braille display using electroactive polymers or heated wax rather than mechanical pins to raise braille dots on a display