This version of the game Bananagrams is specially designed for the visually impaired. These new tiles have bigger letters in order to be easier read by the visually impaired. Another modified product from MaxiAid has braille letters engraved in the tiles.

https://bananagrams.com/games/big-letter

https://www.maxiaids.com/bananagrams-word-game-with-braille-tiles