| 摘要 |
A loudspeaker system with a high degree of versatility, which, even when a microphone or a person speaking moves, can adequately response to the movement is provided. A plurality of linkage terminals 2 are connected to a central control device 1. A lecturer operates the central control device 1 to designate whether each of the linkage terminals 2 functions as a speaker or as a microphone. It is possible to, through the central control device 1, designate which linkage terminals 2 function as a microphone or as a speaker. Therefore, the lecturer can switch with one touch operation the locations and the number of microphones and speakers in accordance with the situation during a lecture, such as a situation where the lecturer makes a lecture, that where a questioner is asking a question, or that where the master of meeting gives an explanation. For example, an assistant is not required to go to the trouble of bringing a microphone to a questioner, it is possible to adequately response to the moving state of the person speaking, and the versatility and the convenience are extremely high.
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