Evolve 20Professional headset with easy call management and great sound for calls and musicGet more productiveEasy call managementGet easy access to the most used functions, such as volume and mute. You can also answer and end calls directly from the control unit.Passive Noise CancellationSimply wear the headset to eliminate high-frequency noise, such as human voices – all thanks to the specially designed ear cushions. We call this “passive noise cancellation”.Get the basics rightUltimate noise cancellation microphoneState-of-the-art, noise-cancelling microphone eliminates background noise. The ear cushions are designed to reduce high-frequency sounds. You and your conversation partner won’t struggle to hear each other.Plug-and-play setupThe headset works out of the box with all leading systems. Installation is as easy as simply plugging it in.