Open-Ear Design: The open ear Bluetooth headphones feature a revolutionary ergonomic design that allows you to enjoy your favorite music while staying aware of your surroundings. With these innovatively designed open ear sport headphones, you can hear outside sound clearly without compromising comfort. The open ear Bluetooth earbuds have a unique shape, without being plugged into the ear canal, which no longer causes in-ear pain during long-term use. Enhanced Bluetooth 5.4 Connectivity: Experience faster and more stable transmission rates with Bluetooth 5.4 technology. Our wireless headphones offer seamless pairing and connectivity to your smart devices, ensuring high-quality audio with ultra-low latency and perfect synchronization. Enjoy your music without any signal loss or dropouts. The Bluetooth earphones are equipped with flexible touch control, allowing you to perform all functions with a light touch. 50 Hours Playtime & LED Digital Display: The open bone conduction headphones offer up to 80 hours of standby time and 10 hours of continuous playback on a single charge. The included lightweight and compact magnetic charging case provides an additional 40 hours of playtime, ensuring you never run out of music. The case can be fully charged in just 1 hour with the included fast-charging Type-C cable. Crisp High-Fidelity Calls & Wide Compatibility: Equipped with advanced built-in dual microphones, the Bluetooth headphones provide crystal-clear hands-free calls. Additionally, the speaker delivers powerful, high-quality audio for an immersive sound experience. The Bluetooth wireless earbuds easily connect to virtually any Bluetooth-enabled audio devices, providing the versatility to use multiple devices as needed.