Experience true freedom with the DOOGEE BoneAir Swim IP68 waterproof headphones . Built with hybrid bone and air conduction technology , they deliver immersive sound both in and out of the water. Featuring Bluetooth + MP3 dual modes , open-ear design , and up to 10 hours of battery life , they are the perfect choice for swimming, workouts, and all-day use. Features Bone & Air Conduction Technology – Delivers clear sound while keeping your ears open for safety and comfort. IP68 Waterproof Swimming Headphones – Designed for swimming, running, cycling, and all outdoor sports. Bluetooth 5.3 + MP3 Dual Modes – Stream music wirelessly or play directly from internal storage without a phone. Open-Ear Sports Headphones – Lightweight and secure fit, allowing long-lasting comfort and situational awareness.