Imagine you are walking down the street and you can not hear anything. But car crash is happening behind you. You are in danger because you are unaware of events outside your vision field. In that moment, glasses would light up small light on your upper side of glasses letting you know to turn around and check what is happening, giving you time to remove yourself from dangerous situation.
HearO Glasses are product built to help deaf community to be and stay safe in traffic. They work based on sound sensors and microcontroller who is analyzing data and warning user about dangerous sound from their surrounding.