For people with mild to moderate hearing impairment (26-55 dB HL), features . Based on the suggested OTC standards for gain-to-loss ratio and a variety of possible hearing configurations (i.e. flat, sloping, reverse). OTC hearing aids are a new category of hearing aids that consumers can buy directly without visiting a hearing health professional. While the OTC standards are expected to be released by the FDA in 2022, we have designed our products upon the proposed standards for now.