Open-Ear DesignBluetooth bone conduction headphones use bone conduction technology to transmit sounds directly to the bones of the inner ear through the vibrations of the cheekbones. Open-ear technology and design provide a safer listening experienceThe open-ear design allows you to listen to music without losing the surrounding noise.Safety and ConnectivityWearing open-ear Bluetooth headphones allows you to stay aware of surrounding noise and avoid potential dangers. With a Bluetooth 5.3 chip, these black wireless headphones offer a stable and fast connection. It supports pairing two devices at the same time.Stability and Comfort Bone-conduction headphones with titanium memory frame keep sports headphones stable during intense exercise. Weighing only 19 grams, the bone conduction headphones are lightweight and comfortable for extended use.Water and Dust Resistant Our wireless sports headphones are IPX6 waterproof certified to protect against sweat, dust and moisture. They are perfect for outdoor and indoor use, such as running, cycling, hiking, working, etc.Long Battery Life. The bluetooth earphones provide up to 8 hours of continuous music and talk time on a single charge. The headphones have a built-in 140 mAh battery with a standby time of up to 240 hours.