This high-quality headset has many desirable features and functions. Wireless 5.0: Using wireless 5.0 technology, it provides a more stable and fast connection, allowing you to enjoy music freely without worrying about being limited by the length of the cable. 300mAh High-Capacity Battery: Built-in 300mAh large-capacity battery, capable of providing long playing and talking time. This allows you to listen to music without having to recharge frequently. COMFORTABLE TO WEAR: Designed with comfort in mind, this headset features soft material and ergonomic design for long-wearing comfort. Pure sound quality: This headset pursues high-quality sound quality performance, reduces signal loss during audio transmission, and provides a clear and delicate audio experience. High-quality ear foam: In order to provide better sound isolation and comfort, the headset is equipped with high-quality ear foam, which can effectively reduce the interference of external noise and provide a more pure audio effect. All in all, this high-quality headset has the characteristics of wireless 5.2 connection, large-capacity battery, comfortable wearing, pure sound quality and high-quality ear foam. It provides users with a good audio experience and focuses on comfort and portability in use. Whether it is for daily use or on the go, it can bring you pleasant music enjoyment.