1Bluetooth 3: The bone conduction headphone uses Bluetooth 3 for a stable connection and a transmission distance of 10 meters or more. 2High Performance: Open ear wireless headset features second generation vibrating membrane technology with integrated high sound quality and low latency. 3Memory Titanium Alloy: Bone conduction sports headset adjusts its shape to fit different head sizes and is less likely to fall out. Let the music into your life journey. 4Comfortable to Wear: Bone conduction wireless headphone uses bone conduction technology, no need to enter the ear, comfortable to wear. 5Long Battery Life: Bone conduction bluetooth headset is upgraded to a powerful range with 300 hours of hardcore battery life, focused on sports and gaming.