Add headphone and mic audio connectors through usbr r a compact and portable audio adapter that can instantly give a system audio capabilities without any software or driver installationr backed by a startechcom 2 year warranty and free lifetime technical supportr r 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 r compliant with usb 20 and usb audio device specification 10 th