Made to help you concentrate. Professional wired headset to promote your focus in the open office. Double ears headset for VoIP softphone, mobile phone and tablet. Eliminates unwanted low frequency background noise with a single key. This allows you to concentrate even in the noisiest office environments. You can activate active noise cancellation to virtually eliminate low-frequency sounds such as a buzzing air conditioner. Active noise cancellation uses advanced microphones to detect and eliminate ambient noise.