BTE hearing aids are worn around the outer ear. A tube sends the sound into an earmold that sits in the ear canal. Pros: They are the largest style and therefore more powerful, offering the most ...

Nano Hearing Aids (888-310-NANO), a popular maker of over-the-counter (OTC) hearing aids, has launched a new affordable behind-the-ear (BTE) ...

Although early hearing aids just made sound louder and ... The Sonotone 1010, which appeared in 1952, used both transistors and tubes. Early transistor units were known to fail early due to ...

Hearing begins when sound waves ... anchored hearing aid) is a surgical medical device sometimes used for conductive hearing loss. Other surgical interventions, such as ear tubes and ...