Features: [BT 5.0 Technology]Adopting the most advanced BT 5.1 technology, the earbuds provide one-step pairing, faster transmission speed, more stable connection and lower power consumption. [Excellent Audio Performance]The TWS earbud offers 9D surround lossless sound quality as well as binaural HD call, perfect for music listening. [Comfortable Wear]With ergonomic design, the earphones fit well the ear canal and reduce ears pressure, ensuring in-ear wear comfort. Wear a long time without swelling or pain. [Smart Touch-Control]A variety of complex operations can be completed easily with simple-touch, such as music control, phone call handling, etc. [Convenient Charging Case]Large capacity charging case can charge not only earbuds, but also mobile phone. A charging cable embedded in it makes it more convenient to charge and store. [LED-Digital Display]LED three-screen digital display shows real-time remaining power of the left and right earphones as well as charging case clearly, [Broad Compatibility]The earbud is widely compatible with Android / iOS smart phones and any other device with BT function.