The Jabra Evolve is specifically designed to provide you with better call quality through its high-quality microphone and speakers optimized for speech and music. The Jabra Evolve 40 MS Stereo is a professional headset developed to enhance focus and deliver superior call quality. Thanks to premium noise-cancellation technology, you can work focused and undisturbed even in noisy open offices. The speakers with artificial leather ear cushions offer stylish comfort and feature a special design to block out office noise. For complete concentration, the Busy Light indicator signals to colleagues from a distance when you do not wish to be disturbed.