US Patent 7203331 Voice communication device

A voice communication device including an earpiece adapted to be inserted into the external auditory canal of a user is disclosed. The earpiece is smaller than the interior of the external auditory canal and the earpiece does not block the canal. The earpiece includes one or more sensors disposed within the earpiece to sense vibrations. In one embodiment, the earpiece includes a processor disposed within the earpiece and operatively connected to each of the sensors, and a transmitter operatively connected to the processor.