This USB to Stereo Audio Adapter Converter lets you 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, this USB to audio adapter couldn't be any simpler to install. Compatible with Windows 98SE and up, as well as Mac OS 9.x and later, the USB Audio Adapter integrates into any computer environment, providing superb sound quality and convenience that can't be matched.