Product Characteristics ：1 ) The shape design is lightweight and beautiful, meets the mechanical structure of the human body. It is comfortable to wear, especially suitable for long-time wearing.2）It is equipped with single-direction noise-proof microphone, can remove filter the noise outside the range of 1 meter, and it is suitable for noisy environments.3) It can not only support the hands-free function of cell phones, but also let you enjoy wireless high-quality music. Also, it allows you to switch the functions between music and answering calls. When you are listening to music, you can receive or dial out calls from Bluetooth phones with the headset. After you hang up the phone, the music starts to play automatically.4) The headset can be used to on the computer with supporting Bluetooth technology, , by which you can talk to other through network communications, such as QQ, Skype, MSN, Messenger, or Yahoo, Messenger, etc.. Package Included: 1*Headphone 1*USB charging cable 1*User manual