COMFORT and DURABILITYLarge 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.ZUM-WD-USB-2 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.ZUM-WD-USB-2™ Features™ Compatibility: PC/Mac computers and laptops via USB for Skype for Business, Skype™, Zoom and other VoIP apps. Durable structural design that is ideal for extensive use situations. Bendable microphone arm for infinite adjustments. Powerful 40mm speakers for top quality sound. Noise canceling microphone In-line controller has Volume Up/Down, Mic Mute and Speaker Mute. More from the Manufacturer