Behringer UCA-202 Computer Audio Interface, (stock pic). When used as a professional interface between a mixing console and your computer options include connecting the UCA202 RCA Outputs to the Tape Input jacks of your mixer, to powered monitors, or to your mixer. Connecting to the mixer input channels allows you to use your mixerâ€™s Aux Send feature to build an extremely versatile monitor mix for recording sessions. Click here to read about all the possibilities. Mint in the box, appears to never have been used. $15.