2025 High quality brand new Stay Aware, Stay Comfortable: AeroFit 2 open-ear headphones offer all-day comfort with soft materials and a non-invasive, double-curved design, keeping you attuned to the world while enjoying music.Close to the Ear Canal for 2x Deeper Bass: Adjustable ear hooks bring the sound closer, doubling the bass output of non-adjustable buds. A maximum boost of 7.5dB delivers richer, more powerful beats. Note: Data from the lab.Wireless Recharge, Long Playtime: Place the case on a wireless charger for a tangle-free recharge. Get up to 10 hours of music on a single charge, extendable to 42 hours with the case.Free Al Translation: Supports 100 languages with real-time response and high accuracy. From tropical vacations to global conferences, stay in the loop wherever life takes you. Note: Ensure the app is version 3.8.7 or later and the earbud firmware is updated to the latest version.Rich Sound: Enjoy deep bass, clear mids, and vivid treble, fueled by 20mm 11.5mm racetrack drivers and BassTurbo acoustics. It also supports Bluetooth 5.4 and the LDAC codec for stable, Hi-Res audio transmission.A Perfect Fit for Every Ear: 's innovative 4-level adjustable ear hooks ensure a comfortable fit tailored to over 99% of ear shapes and sizes.