The Jabra Evolve 40 UC Stereo Over The Ear Headsets with Jabra Engage Link are high-quality headsets designed for use with computers and other devices. Featuring a sleek black design, these Bluetooth-enabled headsets have a comfortable headband form factor and double earpiece for stereo sound. With advanced features such as call functions, microphone mute button, volume control, and noise cancellation, these foldable headsets provide a convenient and user-friendly experience. The Jabra Evolve 40 UC headsets are perfect for all-day use and offer superior sound quality for communication and entertainment purposes.