The Evolve 80 has superior active noise-cancellation and passive noise-cancellation, in an over-the-ear wearing style, to shield disruptive background noise. An integrated busy-light helps prevent interruptions so you can stay in the zone and enhance your productivity. Take calls and listen to music with crystal-clear clarity.Engineered for concentration, the Evolve 80 is a premium corded headset for professionals who need to avoid disruptive noise. Superior active and passive noise-cancellation provide crystal-clear calls. All-day comfort, an integrated busylight and certified for Skype for Business, Cisco and more.