[Advanced Adaptive ANC]: Advance adaptive active noise cancelling technologintelligently adjust noise reduction based on your fit and surrounding sounds, delivering a clear, immersive listening experience even in noisy environments-all with the freedom of an open-ear design [Spatial Sound & Hi-Res Wireless]: Enjoy an immersive audio experience with 360° spatial sound that adapts in real-time with head-tracking technology, and indulge in lossless sound quality with Hi-Res Wireless audio and LDAC support for a 96kHz sampling rate [Comfort Fit & Acoustics Technology]: The multi-curvature ear hook, wrapped in skin-friendly silicone, ensures a comfortable and secure fit for various ear shapes, ideal for daily wear.The directional acoustics technology in an open-ear design reduces sound leakage while the 13mm dynamic driver delivers powerful, high-quality sound with rich detail [Health Care Monitoring & EDIFIER ConneX App]: Monitor your heart rate and blood oxygen levels with built-in sensors through the EDIFIER ConneX App, which also offers additional features like device finding, setting a shutdown timer, controlling settings, accessing the user manual, renaming your device, and preset EQ options for a personalized experience [Bluetooth 5.4 & Multipoint Connection]: Seamlessly switch between two Bluetooth devices for a smooth, convenient experience, with a stable connection and low-latency performance in game mode [IP56 Rating & Smart Drainage]: Boast dust and water resistance with an IP56 rating, providing reliable protection in various environments, and enjoy the smart drainage function in the app [Wearing Detection & Intelligent Audio Channel Detection]: Effortlessly enjoy auto-play and pause features with every wear, and benefit from a symmetrical design with intelligent audio channel detection that automatically calibrates audio channels for interchangeable wear on either ear [Clear Call & Extended Playtime]: Streamline your calls with our earbuds, featuring three high-sensitivity microphones and AI for clear, hands-free communication. Get 9 hours of playtime per charge, and extend it to 39 hours with the charging case. A 15-minute quick charge provides 3 hours of listening time