New open box for any questions or concerns will be gladly to help thanks! The Shokz OpenRun Bluetooth Over the Ear Headphones in Blue S803 by AfterShokz offer a unique and convenient listening experience. With an ear-hook design and bone conduction technology, these headphones provide immersive sound while allowing for hands-free calls and convenient connectivity. The waterproof and sweat-proof features make them ideal for various activities, and the rechargeable battery ensures long-lasting use. The closed-back design and stereo sound enhance the overall audio quality for a premium listening experience.