近年来，电视节目的内容丰富多彩，节目形式也多种多样。无论是歌手、主持人还是小品演员，在演出时都喜欢伴有比较大的动作，有的还经常到观众席上去作交流。在这种情况下，传统的有线话筒就“鞭长莫及”了，而没有导线牵绊的无线话筒则异军突起，日益受到演艺界的青睐。 自世 In recent years, the content of television shows is rich and varied, and the formats of programs are varied. Whether singer, host or comedy actor, like in the show accompanied by relatively large movements, and some often went to the audience for exchanges. In this case, traditional wired microphones are “beyond the reach,” and wireless microphones that are not tied to the wires are emerging as the world’s most popular entertainment industry. Self