Professional quality calls anywhere. Motivational playlists before an important presentation. Meditative sounds to help you focus. When you work in hybrid mode, your days can be very busy, so it is important that your headphones keep up with you. The Evolve2 55 are specifically designed to go with you everywhere. They fit your every need, giving you a high-quality calling and music listening experience with Advanced Active Noise Cancellation, noise-canceling microphones and custom 28mm speakers, plus a high level of comfort with revolutionary Jabra Air Comfort technology.