App Helps the Blind "See" With Their Ears It's not a magic act however an indication of a brand new app that allows the visually impaired to listen to data typically perceived through sight. the lady is carrying headphones and a miniature camera hooked up to a pair of glasses, that are connected to a laptop computer on the table. A series of musical cues-which mix into a nice tune-let her recognize the color, shape, and placement of the fruit.