Assistive listening device for the hearing impaired; Digital hearing aids; Electric hearing aids; Electrical hearing aids; Electrically-operated hearing aids; Hearing aids; Hearing aids for the deaf; Medical hearing instruments and parts of such devices; Sound processors adapted for use with prosthetic hearing devices; Veterinary imaging products, namely, digital video camera connected to a tapered probe useful in viewing ear canals or other cavities of animals for diagnosis and treatment; Wi...