Large ear cushions, leatherette covered, mean comfort and durability. The mic boom is completely flexible so you can adjust it for the best placement. The boom also rotates so that the mic and cord can be either on your right or left side. Designed for extensive use, the large speaker chambers cover most ear sizes comfortably. The microphone provides noise canceling for use in busy environments. The in-line controller on the headset cord allows volume adjustments and mute of speaker and mic. For use with PC\/Mac computers and laptops via USB. Compatible with most VoIP apps such as Microsoft Teams, Zoom, Skype, Google Meet and more.