Bone Conduction Listening: These earbuds feature a closed chamber with 9th generation bone conduction technology that delivers high-quality sound through your cheekbones, providing clear and powerful sound reproduction even in noisy environments. You won't miss any ambient sounds while enjoying your music, making them ideal for outdoor workouts. Seamless Pairing with 5.3: These bone conduction earbuds are equipped with a 5.3 chip for a faster and more stable connection. Quick one-step pairing: simply press and hold the ON/OFF button for 2 seconds to turn on the device. For first-time use, tap your mobile device to connect and easily control music and calls with simple touch controls. 10-Hour Powerful Battery: Enjoy up to 10 hours of music on a single charge for all-day listening. The earbuds can be fully charged in 2 hours with the included magnetic charging cable and have a standby time of up to 240 hours. Stereo sound quality: The bone conduction headphones feature large 20mm speaker drivers for premium stereo sound and immersion. They are suitable for music genres with smooth sound quality for an immersive listening experience. The built-in microphone provides clear wireless listening and calls. Waterproof sports earbuds: The running earbuds are IPX5 waterproof, protecting against sweat and rain during exercise, and can be used in all weather conditions. The comfortable wearing experience makes the earbuds an ideal companion for outdoor activities such as running, cycling, and climbing. Comes with a pair of ear tips. Not suitable for swimming.