The RCA RSH075 OTC Hearing Aids are Behind-the-Ear hearing aid devices that consumers wear in both right and left ears. The RSH075 offers a unique charging case that has a dual power source with a Solar Cell panel on the side of the case and an optional USB-C Rechargeable charging cable & power adapter to power the case. This RSH075 is a clean energy case that combines Solar and USB-C charging, it is new to the hearing aid industry.  These Barely Visible Behind-the-Ear Hearing Aids improves hearing for consumers while uses light power for solar technology for charging.