Patent ID: 8061473

Claim:
A passive personal vocal monitor having no electronic components, the monitor comprising: an earpiece having a nipple configured to fit within the ear of a user; a passageway in the nipple having a generally open end located adjacent a user's eardrum when the nipple is within the ear of the user; a generally tubular acoustic waveguide connected to the earpiece and extending therefrom to a generally open end positionable adjacent a user's mouth when the nipple is within the ear of the user; and an internal canal within the earpiece acoustically coupling the acoustic waveguide to the passageway in the nipple; sound pressure waves corresponding to the sound of the user's voice being conveyed along the acoustic waveguide, through the internal canal, through the passageway in the nipple, and to the user's eardrum to allow the user to hear the sound of his voice while performing.