Bluetooth 5.0 & best CSR chip: support more stable Bluetooth signal and make you enjoy the CD-quality sound. It also allows to automatically connect after paired successfully for the first time.
High-Definition Sound Quality：CVC smart noise reduction mode, shielding the background noise, let talk more clear, increased by 35% than conventional microphone definition.
Flexible Over-the-Ear Hooks：Running headset with ergonomics design, the moldable earhook can be flexibly curved to fit your ears, keep you feel confident that they will not fall out when working out.
Bluetooth connection: firstly, please connect either One of them to your phone. Then turn on the other One. It will be connected automatically. Only One side works when make/answer a call.
Serves you endlessly: outstanding battery performance. Enjoy up to 6 hours of talking time, 5 hours of music time, and keep it up to 25 hours in stand-by mode.