Product Use this Soundcore headset to listen to music for extended periods of time. This headset's 40 mm dynamic driver and Hi-Res audio will keep you moving. Low- and mid-frequency noises can be eliminated with the help of the external and internal microphones. A built-in HD microphone with cutting-edge CVC6.0 noise reduction technology provides natural sound quality and eliminates distracting background noise like wind, traffic, and crowds. Additionally, Bluetooth facilitates the pairing of other compatible devices.