【EXCLUSIVE SOUND QUALITY】Features with the most advanced Bluetooth 5.0 technology ensures an incredible stable and swift connection, together with personalized 6mm TWS earbuds endow a premium and fined-tuned music quality for you. 【FULL-AUTOMATIC PAIRING】Completely automatic system gives you a hassle-free experience when pairing and connecting to your devices. All you need to do, take them out from the case and put them on, and you are ready to immerse in your music world, the rest just leave to auto. Instant pairing and connection make you feel everything are effortless. 【104H PLAYTING TIME WITH PORTABLE CHARGING CASE】 The ultra-high-capacity of the charging case keeps you free from the anxiety even if you far away from home. The everlasting power allows you to unceasing enjoy the music for a whole month with 3 hours of daily use and no need for charging. It can also be used as an alternative power bank for your smart phones or other devices. 【IPX8 WATERPROOF】 Owing to the success in IPX8 Waterproof technology, our Bluetooth earbuds has designed and provided favorable waterproof effect which can easily endure sweat and water. It’s absolutely ideal and prefect for gym, sport lovers and all kind of outdoor activities.