DESC: Exterior speaker for use with the IM-4406 Voice/Music Intercom System Talk from any station to all other remotes/stations Hands-free answering at all remotes/stations One button talk/listen: Push to speak, release to hear reply Private mode prevents unwanted monitoring Answer door from any remote/station Control radio and CD player from speaker; on/off, select radio memory channels/CD tracks Control music and intercom volume using built-in control Surface mounts Includes mounting frame (no additional mounting frame required) Color: White