More than just a headset – an evolution of the workplace. The Evolve 20 and Evolve 20 Special Edition are professional entry-level headsets featuring a control unit that makes call management, such as starting, answering, and muting calls, easy while providing outstanding sound for calls and music. Simple connectivity facilitates setup with your PC. Clearer conversations for increased efficiency. Professional entry-level headset with easy call management and great sound for calls and music. Convenient access to frequently used features like volume control and mute. Easily and comfortably accept and end calls directly through the control unit. Flexible plug-and-play connectivity. Ready-to-use technology. Hassle-free installation. Just plug it into your laptop's USB port.