This sounds like a follow-on to the Neurophone, a gadget invented by Pat Flanagan back in the 1970s to let deaf persons hear by inducing signals via RF that the brain interpreted as sound. One of the odd features of this approach was that the inducer could be placed elsewhere than on the head and the 'sound' would still be heard.
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This sounds like a follow-on to the Neurophone, a gadget invented by Pat Flanagan back in the 1970s to let deaf persons hear by inducing signals via RF that the brain interpreted as sound. One of the odd features of this approach was that the inducer could be placed elsewhere than on the head and the 'sound' would still be heard.