Previous page Comfortable & Lightweight Premium titanium material and lightweight design provide a very comfortable fit. Only 29 g. Lightweight and suitable for all-day wear. Learn More Safety Sports Bluetooth earphones keep your ears open and bare, keeping you aware of your surroundings and possible hazards such as vehicles, wildlife and pedestrians for a safer listening experience. Learn More Built-in 32 GB Memory Please use the provided data cable USB port to connect to the computer and drag and drop the songs downloaded directly to the earphone memory. Learn More IP68 Professional Waterproof Swimming underwater - Switch to local player (MP3 mode) for a better music experience. (water is known to interfere with connections Bluetooth won't work underwater) Learn More Next page The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. bone conduction headphone Merchant Video Previous page Next page 1 Running 2 Cycling 3 Working 4 Gym 5 Driving Creating Industry Benchmark Swimming Headphones! Creating Industry Benchmark Swimming Headphones! Bone conduction headphones doesn't block your ears, allowing you to stay alert and aware of your surroundings.With two modes: Bluetooth mode and MP3 mode (local player).The connection is stable and the setup is simple. Waterproof Earplugs Waterproof Earplugs Wear earplugs for better listening to music while swimming! Bone Conduction Technology Bone conduction is the transmission of sound vibrations to the inner ear (cochlea) bones of the skull, not through the eardrum, allowing you to perceive sound without blocking the ear canal. Audio enters the transducerConvert sound waves into vibrationsDeliver sound straight to your inner ear via vibrations in the bones in your head.