Noise suppression with 4 microphonesThe latest noise suppression technology eliminates background noise. Your voice always sounds clear and distinct. Four microphones and our adaptive digital signal processing (DSP) technology block out distracting background noise such as traffic or crowds.Answer calls anywhereUnique six-level WindSmart technology detects wind direction and responds accordingly so your voice is always clear, especially outdoors.High quality sound experienceSupports HD Voice on broadband networks and devices for better voice quality, so the person you're talking to can always hear and understand you clearly.Smart sensor technologyIntelligent sensors detect whether the headset is on or off; calls can be answered by simply putting on the headset; by taking off the headset, you can easily pause music playback or mute the call for incoming calls.Manage your calls with voice commandsThe names of callers are announced and you respond with "Answer" or "Ignore". This makes it easy to manage your calls using voice commands.