PURPOSE: To automatically and easily listen to the play of desired music by requesting the desired music from the inside of a room through a play command part.

CONSTITUTION: A telephone set 9 and an FM receiver 12 are installed on the side of a hotel room 2, and a telephone set 4 and a message transmission part 5 as well as a compact disk automatic changer 8 are installed on the side of a transmission station 1 so as to play the requested music by transmitting a message according to the request from the hotel room 2 side and automatically operating the automatic changer 8. Therefore, the room is linked to the transmission station side by the telephone sets and by operating the push button of the telephone set based on the message from the transmission station side, the desired music is automatically played by the CD automatic changer. Thus, the desired music is selected by a simple operation from the room side through the telephone set, and the requested music is automatically heard.