1. Nuance Audio Glasses integrate hearing aid functionality into smart glasses.
2. They are designed for mild to moderate hearing loss, which is estimated to affect 1.25 billion people worldwide. 
3. The product has FDA clearance and CE marking.
4. Market launch will start in the U.S., followed by a gradual roll-out in select E.U. countries.
5. The glasses offer an open-ear hearing solution for comfort and visibility. 

Source: EssilorLuxottica