Patent ID: 7643643

Claim:
An electronic apparatus comprising: a casing defining a closed space, the closed space containing electronic components and a pair of speaker units; and each of the speaker units including a cabinet arranged in the closed space of the casing, a speaker arranged in the cabinet and exposed to the outside of the cabinet, a port which is defined in the cabinet to directly open to the closed space of the casing and through which a sound emitted from the backside of the speaker into the cabinet is radiated outward from the cabinet and into the entire closed space of the casing, and a duct which is arranged in the cabinet and defines a tortuous passage that communicates the rear of the speaker with the port, the cabinet of each speaker unit having a top face in contact with an inner surface of an outside wall of the casing and a protrusion which protrudes from the top face and passes through an opening defined in the outside wall of the casing, the speaker being located in the cabinet so as to be exposed to the outside of the casing through the opening of the casing and the protrusion, and the casing having openings through which sounds emitted from the ports of the cabinets into the closed space of the casing and synthesized together in the closed space of the casing are radiated to the outside of the casing.