Product Details: Full function wired remote control fits into a standard 2-1/8" gauge cutout. Controls power off/on, volume, channel selection, muting, source, band and other necessary functions including CD Changer control. Includes an intercom microphone for broadcasting over the stereo system speakers. Also includes multi zone volume control capability. Package includes a 10' cable. Multiple remote controls may be added to a single system. I-MR-2 interface is required.