PURPOSE: To make a low sound range attractive, and to allow a listener to enjoy a deep surround effect and a high presence with a sense of unity with sound and video by arranging a speaker for a middle pitched and high pitched sounds, center speaker, and a speaker for a low pitched sound so as to be integrated with a screen device.

CONSTITUTION: A housing unit 2 is arranged in a housing space formed in a home theater room R, and a pair of longitudinal speaker devices 4 and 5 for the middle pitched and high pitched sounds, center speaker 9, and speaker devices 7 and 8 for the low pitched sound are integrated in the housing unit 2. Moreover, a screen 20 is integrated with the speaker devices. Thus, not only the acoustic effect of the middle pitched and high pitched sounds but also the affluent volume sense of the low pitched sound area can be made attractive, and the surround effect producing the sense of unity with a screen video and a well-balanced atmosphere in which an effective sound can surround the theater room.