Patent ID: 7743877

Claim:
A speaker system, comprising: a speaker unit; a cabinet forming a chamber at a backside of the speaker unit; a gas adsorbing material located in the cabinet; and a plurality of protruding materials connecting the gas adsorbing material and the cabinet to each other, wherein the plurality of protruding materials are located in the cabinet, such that the plurality of protruding materials support a peripheral part of the gas adsorbing material, and such that the plurality of protruding materials prevent the gas adsorbing material from moving during a movement of the speaker system, wherein an air gap is formed between the gas adsorbing material and a wall face of the cabinet that is parallel with a traveling direction of a sound emitted from the speaker unit, and wherein an interval between the gas adsorbing material and the wall face of the cabinet is fixed by at least a portion of the plurality of protruding materials.