Kick back and let the music take you away with the Sonos Ace Headphones. Crafted with a custom-designed driver, every beat and note are served up with superior precision and clarity. Highs are sparkling, bass is booming - your playlists have never felt so alive. With support for lossless audio, like FLAC or ALAC, you're getting the crispest, cleanest sound your ears can enjoy. Spatial audio adds a third dimension for more lifelike sound. It makes games and movies super immersive, and music sounding fresh from the studio. If the world gets noisy, flip on Active Noise Cancellation to block it all out. Or switch to Aware mode when you want to keep an ear on what's happening around you.Good to know- Crafted for comfort, the plush memory foam cushions seal in the sound without feeling tight- Rock on with the 30-hour battery, or snag a quick 3-hour boost in just 3 minutes- Beamforming mics make sure you're heard loud and clear, no matter what's happening in the background- Easily control you