The Jabra Evolve 20 UC Stereo Headset in Black is a stylish and functional headset designed for use with computers and other devices. With features like a Boom microphone, adjustable headband, volume control, and noise cancellation, this headset offers excellent sound quality and convenience. The double-sided design allows for easy use and the built-in on/off switch and in-line control provide additional functionality. The headset is USB connected and supports a variety of call functions, making it a versatile option for those in need of a high-quality audio solution.