Welcome to our store！</br> 1、Comfortable and lightweight design: Our bone conduction Bluetooth headset adopts a fully-wrapped design, which can neatly surround your head and ears, creating a more stylish fit and will not slip during long-distance driving or exercise. 2、Long-lasting battery life: Equipped with a 170mah rechargeable battery, the talk mode can be up to 15 hours, and the music mode can be used for about 13 hours. The Bluetooth headset provides a reliable listening and dialing experience for home, travel, exercise and use. 3、High-fidelity audio and microphone: Our open earphones provide dynamic range and deep bass, providing you with the top-notch sound quality for any type of music, and have a built-in microphone for hands-free calling. 4、Innovative earphones: a smart alternative to earbuds or broadband earphones, the leg cords provide you with high-fidelity sound, enhance comfort and clarity, while not restricting outside sounds. 5、Advanced Bluetooth stable connection: 5.2 Bluetooth headset can be connected to a variety of your favorite Bluetooth compatible devices, including smartwatches, tablets, compatible for iOS/Android devices, etc. Product model: BL09 Material: ABS Color: black/red/blue/green Bluetooth version: 5.2 Battery capacity: 170MAH Music time: 13h Talk time: 15h Bluetooth connection distance: 10 meters Support protocol: HSP/HFP/A2DP/ AVRCP Horn material: double composite membrane horn 1*Bone Conduction Bluetooth Headset 1*USB Charging Cable 1*Instruction Satisfaction - Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactoryaftersalesservice</br>