Bluetooth headband protects you from being disturbed by your mess hair and sweat while doing sports, and the built-in microphone allows you not to miss any incoming calls, perfect for sleeping, blocking light, traveling, Yoga, running, meditation, etc. Built-in control buttons which enable you to answer hands-free phone calls and handle previous/next song easily without using your phone.The control panel is on the middle of your forehead, and the headphones are thin, you won’t feel any pressure on your ears, these are very friendly to side sleepers. Suitable for all occasions where you want to immerse yourself in your world. The wireless headband headphones equipped with Bluetooth technology, fast pairing speed and low power consumption, it provides more stable connection with your phones, tablets, laptops. Our sleeping headphones equiped with a powerful rechargeable battery, it only needs to be charged for 1-2 hours and last for more than 12 hours playing time, bring you an uninterrupted listening experience all day long. Including Type-C Cable*1, User Manual*1. If you have any problems with our sleep headband, please feel free to contact our after-sales service team via email, we promise to provide the best solution within 8 hours.