RECHARGEABLE: Bone conduction headphone uses Bluetooth 5.3, high garde chip to ensure stable and clear sound. Built in advanced rechargeable lithium battery, can work for more than 8 hours, charging time is only 2 hours.
^^ ERGONOMIC DESIGN: The bone conduction headphone features ergonomic surround sound and a streamlined, sunken design that fits snugly in your ear whether you're running, dancing or wearing glasses.
^^ LIGHTWEIGHT AND: Bone conduction sports headset weighs 28 grams, made of high grade alloy material, any bending and stretching without deformation, open earbud design to help you achieve a truly painless and harmless.
^^ EXCELLENT SOUND: Stereo and bi amplified design, combined with bone conduction micro vibration sound technology, to give you quality surround sound; ENC active noise cancellation, noisy environment can also be clear calls.
^^ WATER AND SWEAT: IP56 level full sweat and water, suitable for training, fitness and running. Our bone conduction sports headset is sweatproof, drip proof and for your indoor or outdoor activities. ^^ ^^ ^^ ^^ ^^