B18 Bone Conduction Bluetooth V4.1 Sports Headphone Earhook Headset, For iPhone, Samsung, Huawei, Xiaomi, HTC and Other Smart Phones or Other Bluetooth Audio Devices(Rose Gold) Sony Spare Parts Material:Plastic+Metal

Material:Plastic+Metal

Note: The showing camera is not included

4G wireless XP/Vista/Win7/Win8/Win10

with a total battery life of up to 30 hours

B18 Bone Conduction Bluetooth V4.1 Sports Headphone Earhook Headset, For iPhone, Samsung, Huawei, Xiaomi, HTC and Other Smart Phones or Other Bluetooth Audio Devices(Rose Gold) Sony Spare Parts Material:Plastic+Metal1. Bluetooth 4. 1 Bone conduction headphone 2. Small and covert, more comfortable. is very light, painless wearing in long time use, latest concept ergonomics design fully fit outside the auricle. 3. Loudspeaker close to the ear but it is not inside the ear. It will help listens to the surroundings at the same time, let you keep safety for biking, running, driving and more portable for business, work. 4. Be free to choose exchange your left and right