Spicytec: Music can be touched? Can music be touched ? Yes, The designer Jackson McConnell made this type of speaker which can show waveform especially for hearing-impaired people to help them enjoy music in a particular way.
Waveform Necklace - Get an unique necklace, by recording your voice! The design of this custom necklace is generated from any kind of audio sample, its shape represents the audios waveform. - from David Bizer