This wireless Headphones uses the latest Bluetooth 5.3 technology and supports multiple protocols (HSP, HFP, A2DP and AVRCP) to achieve faster audio, video and data transmission while consuming less power. With a 13mm speaker driver, it provides excellent sound quality and music details, supports high-fidelity audio formats, and allows you to enjoy a clear and realistic sound experience. With a built-in high-definition microphone and ENC noise reduction function, calls are smoother, as if communicating face to face. It conforms to the ergonomic design principle, fits the auricle, reduces wearing pressure, and will not feel uncomfortable even if worn for a long time. It has an IP7 waterproof coating to prevent liquid intrusion, protect internal components, and extend the life of the headset. It has strong battery life, 48 hours of playback time, and LED digital display shows the power. The sensitive touch button design allows intelligent control of music and calls, getting rid of the cumbersome traditional button operation.