The Hosa Technology 10' (3m) Tracklink Microphone Xlr Female to Usb Interface Cable is a 10-foot Xlr to Usb cable for converting analog microphone audio to digital Pcm data for editing within a Mac or Windows Digital Audio Workstation. Simply plug the Xlr end of the cable into a dynamic microphone and the Usb end into the computer and the cable will function as an audio interface. A built-in light will illuminate to indicate a secure connection and the recording status. No drivers are required for the interface cable..