[danias]

Probably someone could create a device that has a microphone to get input and uses haptic feedback to help people "listen" to the sound through feel.

[andai]

I distinctly remember reading (but not where—it was real though, not fictional) about a tactile suit, which translates audio into vibrations on different body parts. Apparently deaf people successfully learned to use it to interpret speech.

[Tepix]

A braille terminal would also work.