Patent ID: 7578367

Claim:
A speaker set configured for an electronic product comprising: a hollow shell; and a loudspeaker accommodated in the shell, dividing an inner space of the shell into a first resonance chamber and a second resonance chamber, the loudspeaker having first tone holes communicating with the first resonance chamber and second tone holes communicating with the second resonance chamber, the first resonance chamber communicating with the second resonance chamber via at least an inverted tube; wherein the shell is divided into a first chamber, a second chamber and a third chamber, the loudspeaker being accommodated in the first chamber and dividing the first chamber into a front chamber and a rear chamber, the first resonance chamber consisting of the front chamber and the second chamber, the second resonance chamber consisting of the rear chamber and the third chamber; and wherein the shell comprises a base wall and a plurality of sidewalls surrounding the base wall, the first chamber being enclosed by an annular wall extending from the base wall, the second and third chambers being formed between the base wall, the sidewalls and a periphery of the annular wall, and being isolated from each other by at least a spacing plate disposed between the annular wall and a corresponding sidewall.