Chk-In Hearing Assist turns your Android device into a full-fledged voice enhancement solution for the hearing challenged individual. Our mission is to provide those who does not need a dedicated hearing aid with an affordable and flexible solution of choosing their own hearing device such as off-the-shelf wired or bluetooth headphones. But most importantly, since every person's hearing ability is unique, Chk-In Hearing Assist adapts to your hearing needs and provides the best audio experience b