Engage is a premium OTC hearing solutions that gives you clear, natural sound to help you meet all your day's hearing needs. Whether you're wirelessly streaming music from your phone, taking calls, or interfacing with the world around you, Engage lets you ditch your headphones and keep everything in your hearing aid. With powered by Lucid technology, the result of decades of hearing aid innovation and historic research from data collected from 500 Lucid Hearing clinics, your Engage produces more natural sound than traditional compression-based hearing aids, meaning you get clearer sound without distortion. Working with a top audiology university, four listening profiles were developed which address the hearing needs of the majority of those with mild to moderate hearing loss. Engage also lets you personalize your hearing aid according to your unique hearing needs directly in the Lucid Hearing App on iOS or Android. Make precise adjustments with LucidShape, or select from preprogrammed profiles, as well as adjust volume, control your hearing aids together or independently, or check the battery status of your hearing aids and portable charging case. " WARRANTY: Lucid Hearing OTC products are risk free with a 60-day return period and a 1-year manufacturer's warranty.