1. Bluetooth 5.0 technology, more stable, fast pairing with the device, lower power consumption. Compared to Bluetooth 4.0 and Bluetooth 4.1, Bluetooth 5.0 most innovative advancement is a twofold increase in sound transfer speed, meaning you can talk freely with people on your phone without any voice delays.which is for gamers, the game experience is better.
2. Real  CVC6.0 noise cancellation  tech, support SBC + AAC music decoding technology.support for general AAC high quality audio compression transmission technology ,to experience the sound details 2 times of normal bluetooth earphones.
3. Close to both ears,comfortable and endless.when you wear it,you do not want to take it off,listen to music,it is so comfortable.Repeatedly calibrated curved arcs make the earphones fit the contours of the ears;the beveled ear structure is designed to comfortably penetrate the ear canal;two pairs of soft silicone ear caps of different sizes are designed to create comfortable for everyone.
4. One Button design, one press to Power on/off,  Play/Pause, Answer/Hang up, Reject a phone call and Music previous/next song.
5. Earphone battery: 43mAh.
6. Charging box battery: 380mAh.