Cut through the Noise with the Shure AONIC 215 Gen 2 True Wireless Sound Isolating Earphones - Black Engineered from decades of experience supporting music legends, the second generation of the AONIC 215 True Wireless Sound Isolating Earphones feature studio sound quality in a small package. Experience exceptional comfort, water resistance and a secure fit with an uninterrupted, world-class listening experience wherever you go. No cords. No wires. Just pure listening Secure, over-ear fit. Built with the same design musicians use for in-ear monitoring on-stage. Your earphones stay in place for unmatched, long-wearing comfort, even during high-energy activities Sound Isolating technology blocks up to 37 dB of noise to eliminate distractions. Enjoy the most immersive listening experience no matter where you are Environment Mode. Hear the outside world with the touch of a button Up to 8 hours battery life.