[Supper-Long Battery Life]:The high performance 800mAh rechargeable battery in this neck headset can provide up to 100 hours of talk or music playtime per each full charge.Just need to charge it 1 or 2 times a month in average use.The USB-C (Type-C)charging port is very convenient to use.Fast charging is supportted,quick charge 15 minutes can work about 10 hours. [Excellent Sound]: This over neck headphone is built with high level 10mm drivers,that delivers premuim sound with rich bass and great clarity for High definition voice call.Great for enjoying music,video,podcast,or call. [Stable Connection]: Matched with advanced bluetooth 5.3 version chip,this neck earbuds provides stable and fastconnection,as well as faster transmission speed. [Controller & Mic]: This neckband earphone is designed with a friendly in-line controller and high performance microphone,it enbles us to operate music playing and answer calls easily. [Comfort Fit]: The earbuds are angled designed to fit ou