Alarms and sensors to be worn on a person while exercising for the purpose of monitoring heart rate; Assistive listening device for the hearing impaired; Ear plugs for swimming; Ear plugs for swimming purposes; Electric hearing aids; Electrical hearing aids; Electrically-operated hearing aids; Health monitoring devices consisting of blood pressure monitors, thermometers and pedometers; Hearing aids; Hearing aids for the deaf; Heart monitors to be worn during exercise; Medical hearing instrume...