Full stereo sound for crisp, clear voice and video calls Versatile noise-cancelling boom microphone lets you be clearly heard, rotates out of the way, and can be worn on the left or right side Adjustable headband and foam ear cups for a personalized, comfortable fit Convenient in-line controls let you easily adjust volume and mute the microphone Works with PC/Mac/Laptop/Tablet/Smartphone, Windows 10 or later, Windows 8, Windows 7, or Windows Vista, Mac OS X 10.5 or later, Chrome OS, Linux Kernel 2.6+ and iOS or Android devices. Please refer the User Manual before use. New, unused shelf pulls: Overstock items removed from retail to make space, in original or repackaged form, sold at discounts. Ideal for bargain hunters seeking quality products without retail packaging.