Phonak also sells an invisible hearing aid, the Lyric, which is professionally inserted within your ear canal. Customers can choose hearing aids with Bluetooth features and rechargeable batteries.

The Phonak Lyric Hearing Aid is nearly invisible ... They’re powered by disposable batteries that you change manually. They’re available in two power levels: super or ultra power.

Battery life is another standout feature ... use Bluetooth features by double-tapping on your ear. Like other Phonak hearing aids, the Slim has strong sound quality, particularly regarding ...