Enhanced open-earphone design/bone conduction technologyOur bone conduction earphones use the latest closed-cavity bone conduction technology. These earphones transmit sound through your cheekbones, providing clear and loud audio reproduction even in noisy environments. With our open-ear headphones, you can fully enjoy your outdoor workouts while still being aware of your surroundings and experiencing the joy of music easily and freely.Open-ear comfortOur Bluetooth earphones have unparalleled comfort and safety, with an ergonomic design designed for a variety of ear shapes. Enjoy fatigue-free all-day listening without the discomfort that comes with long-term earphone use. Perfect for sports and exercise enthusiasts.16.2mm dynamic driverOur bone conduction earbuds are equipped with 16.2mm vibrating diaphragm speaker drivers, and the earphones provide pure balanced audio and clarity output for all music genres, with soft sound quality, allowing you to immerse yourself in the wonderful world of music. Experience the richness and depth of all music genres with crisp and soft audio. Crisp and soft audio, clear calls, let you enjoy the richness and depth of all music genres.8 Hours Playtime & IPX6 WaterproofThe bone conduction earphones provide an impressive 8 hours of non-stop playback on a single charge. With just 2 hours of charging time using the Type C charger, you can enjoy your favorite music for longer. These bone conduction earphones also come with an IPX6 rating for protection against sweat and water. Whether you're working out or engaging in outdoor activities, rest assured that your earphones can handle the elements without worrying about damage.Seamless Connection with Advanced Bluetooth 5.3Unlock the future of wireless audio with our open-back wireless earbuds featuring cutting-edge Bluetooth 5.3 technology. Experience lightning-fast data transfer and reliable connection within a range of up to 33 feet. Enjoy a seamless, low-latency audio journey that starts the moment you take off your workout earphones. Enjoy uninterrupted audio fun with ease.