This USB Audio adapter converts a USB
            port to an audio port, allowing you to add headsets and microphones
            to your computer without the need to unplug other devices!
            Compliant with USB 2.0 and USB audio
            device specification 1.0, the USB audio adapter couldn't be any
            simpler to install...it's as easy as connecting the adapter to an
            available USB 2.0 port, then connecting your audio devices to the
            provided 3.5 mm audio ports as needed.
            Compatible with Windows 98SE and up,
            as well as Mac OS 9.x and later, the adapter integrates into any
            computer environment, providing superb sound quality and convenience
            that can't be matched.