Professional headset with easy call management and great sound for calls and music Engineered for easy call management, the Evolve 20 is an entry-level corded headset for professionals who need great sound for calls and music. A control unit allows you to make, take and mute calls, and simple connection makes it easy to get started with your PC. Comes with foam or leatherette ear cushions and on-the-ear design for all-day use.