Welcome to our store! \n 1. Comfortable and lightweight design: Our bone conduction Bluetooth headset has a full wrap design that neatly wraps around your head and ears for a smoother fit that won't slip off during long drives or exercise. \n 2. Long battery life: Equipped with a 170mah rechargeable battery, the headset can be used for up to 15 hours in talk mode and about 13 hours in music mode. Bluetooth headset provides a reliable listening and calling experience for home, travel, sports and use. \n 3. High-quality sound and microphone: Our open-back headphones offer dynamic range and deep bass, giving you the highest quality sound for all kinds of music, and come with a built-in microphone for hands-free calls. \n 4. Innovative headsets: A smart replacement for earbuds or wideband headphones, the leg cord gives you high-quality sound, improved comfort and clarity, without restricting outside noise. \n 5. Advanced Bluetooth Stable Connection: The 5.2 Bluetooth headset can connect to a variety of your favorite Bluetooth-enabled devices, including smart watches, tablets, compatible iOS/Android devices and more. \n Product Model : BL09 \n Material: ABS \n Color: Black \n Bluetooth Version: 5.2 \n Battery Capacity : 170MAH \n Music time: 13h \n Talk time: 15h \n Bluetooth connection distance: 10 meters \n Supported Protocols: HSP/HFP/A2DP/AVRCP \n Speaker Material: Dual Composite Diaphragm Speaker \n Package Weight: About 100g \n Package List:\n 1*bone conduction Bluetooth headset \n 1*USB charging cable \n 1*user manual \n If you discover any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We do our best to provide you with satisfactory customer service.