Unmatched Comfort AeroFit open-ear headphones utilize an open-ear, lightweight, and compact design to allow you to enjoy breathable listening. Aerofit gradually conforms to your ears, offering greater comfort the more you wear them. Enhanced Awareness Remain aware of your surroundings, such as public transit announcements, and oncoming cars. Balanced and Clear Sound AeroFit's drivers feature composite diaphragms with titanium-coated domes so you can enjoy well-balanced sound with symphonic mids, an expansive soundstage, and crystal-clear highs. Crisp Calls with 4 Mics and AI AeroFit open-ear headphones feature 4 mics and an AI Noise Reduction Algorithm to offer pristine call quality for everyday conversations. IPX7 Waterproof with SweatGuard AeroFit leads in waterproof and sweatproof performance. Using soundcore's exclusive SweatGuard tech, nano-coating, and a unique chamber design, it provides total protection for critical components.