White 4 Adjustable positions Wireless charging Double-curved surface Fast charge for 10 mins for 2 hours of power 4 bean-forming mics AI algorithm Playtime (single): 10 hrs Playtime (with case): 42 hrs Warranty: 2 years Soundcore Aerofit 2 True Wireless Noise Cancelling Open Ear Earphones - White All-Day Comfort Experience unrivaled breathability and comfort with our open-ear headphones. Boast a non-intrusive design with air conduction technology, a double-curved surface, and soft, adjustable ear hooks for you to wear all day pressure-free. Stay Connected From chats to traffic, stay attuned to your environment with AeroFit 2 open-ear headphones. Enjoy your favorite soundtracks while keeping tabs on everything happening around you. Rich Sound Deep bass, clear mids, and vivid treble, fueled by our open-ear earbuds' 20mm × 11.5mm racetrack drivers and soundcore-engineered BassTurbo technology. Indulge in full-bodied Hi-Res wireless audio, refined by LDAC. Hassle-Free Recharge for Extended Play Place the case on a wireless charger for tangle-free, neat charging. Worry no more with 10 hours of uninterrupted music on a single charge, extendable to 42 hours with the charging case. Crystal-Clear Calls 4 beam-forming microphones and a cutting-edge AI algorithm pick up your voice while filtering out the noise. Even in bustling streets, you're heard effortlessly in crucial calls.