Engineered for ultimate stability and comfort, Powerbeats Fit are truly wireless earbuds built for everything from workouts to work calls. They feature secure-fit universal wingtips that gently fit in your ear and stay in place. The flexible wing, designed for comfort and security, is the result of years of research and development. The earbuds’ ergonomic shape is designed around a custom acoustic platform and custom-engineered drivers that deliver powerful, balanced sound across the entire audio spectrum for an incredible listening experience. Powerbeats Fit also supports Adaptive Spatial Sound with dynamic head tracking, so you can immerse yourself in music, movies, and games.² Powered by the Apple H1 chip, Powerbeats Fit gives iOS users seamless features right out of the box, including: auto-switch between devices, Audio Sharing, access Siri by saying “Hey Siri”?, Find My, and more.? Adaptive EQ tailors sound to the specific fit of the earbuds using advanced microphones that measure what you hear and then adjust the output to suit you. And they deliver exceptional call quality thanks to dual beamforming microphones that identify your voice and an internal processor that minimizes external noise, such as wind.