Patent ID: 8666107

Claim:
A loudspeaker, comprising: a hollow housing defining an insertion chamber extending along a front-to-rear direction to penetrate through a front face and a rear face of the housing, a rear edge of the housing being recessed forward to form a notch passing through an outer surface of the housing and further communicating with the insertion chamber; a conducting sound element mounted in a front of the insertion chamber of the housing; a rotating element rotatablely mounted in a rear of the insertion chamber of the housing, a rear end of an outer surface of the rotating element being recessed inward to form a holding groove penetrating rearward through a rear surface of the rotating element, a portion of the rear surface of the rotating element being recessed forward to form a sliding groove connecting with a rear of the holding groove; and a modulating element slidably mounted to the rotating element, a front surface of the modulating element being equipped with an audio plug and further protruding forward to form a sliding element slidably located in the sliding groove, the audio plug being capable of being inserted into the holding groove or projecting out of the holding groove and the notch under a rotation of the modulating element together with the rotating element with respect to the housing.