1. BONE CONDUCTION: Open ear headphone delivers premium sound through the cheekbones, which ensures that your ears remain completely open to ambient sound for safer traveling, clean and hygienic to wear. 2. STEREO SOUND: The bone conduction headphone has large 14.2mm speaker drivers for premium stereo sound and immersive feel. Suitable for all music genres with soft sound. 3. WIDE COMPATIBILITY: Featuring 5.3 technology for more stable transmission without delay. Has built in microphone for hands free calling. Compatible with for iOS, for Android, tablet, for Macbook, laptop and more. 4. STABLE WEARING: This wireless headset is ergonomically designed to provide a comfortable and stable wearing, no matter running, jumping or other large movements, the headset remains stable. 5. WATERPROOF AND DURABLE: With IPX7 waterproof and sweatproof rating, it can resist sweat, dust and more. The sturdy frame and premium materials ensure that it can withstand running, biking, hiking and other sports. Spec: Item Type: Bone Conduction Headphone Material: ABS Built in Battery: Lithium Battery 75mah Sensitivity: -42dB SNR: 59dB Frequency Response Range: 20HZ-20KHZ Directivity: Omnidirectional Rated Power: 3W Maximum Power: 5W Charging Time Limit: About 1.5 Hours Music Playback Time: About 10 Hours Standby Time: About 130 Hours (Connected, No Breathing Light On) Standby Time (Connected, with Breathing Light On): 12 Hours Transmission Distance: Approx. 10m/32.8ft How to Use: Power on and connect BT to use Package List: 1 xBone Conduction Headphone 1 x Charging Cable 1 x Instruction ManualAnd Durable: IPX7 rating for sweat and resistance. AND IPX7 and sweatproof rating, sturdy frame, and materials for ensure durability for running, biking, hiking, and more. WIDE COMPATIBILITY5.3 technology for stable transmission, compatible with iOS, , tablet, , and more. for hands free calling. Summary Of Selling Points: Open conduction process, selling description With its open and conduction technology, this headset can convey clear and layered sound quality, and its function allows for worry free use in various environments. Wide Compatibility: Featuring for 5.3 technology for stable transmission without delay. for hands free calling. Compatible with for iOS, for Android, tablet, for OS book, laptop and .