Iomega CD-RW USB 2.0 Drive User Manual page 11

2. Locate the "audio out" jack on the side of the Iomega CD-RW drive. Connect the audio cable included with your Iomega CD-RW drive.
3. Locate the "Audio In" or "Line In" port on your computer and plug in the other end of the audio cable. Check the documentation that came with your computer or sound card if
you are not sure of the location of this port.
NOTE: The location of the line in port on your computer might not be exactly as shown in the illustration below.