Braille display brings digital book for the visually impaired stocking 0 12 04.29 15:22 https://youtu.be/KeOQ-d2fypg + 2 시각장애인도 전자책 읽게 된다 '점자' 디스플레이 개발 The visually impaired have been limited to text printed in Braille, with ...