卡拉OK演唱系统是家庭影院系统中不可缺少的部分。有了它就可以使一般家庭在家中自娱自乐而一展歌喉,体会一下在舞台上演唱的风采。目前在一般的视盘机和AV功放上均带有卡拉OK功能,但往往在使用卡拉OK演唱功能进行演唱时,其效果却不尽如人意,会产生啸叫,或声音 Karaoke system is an indispensable part of the home theater system. With it you can make the average family entertain themselves at home and sing, experience the style of singing on stage. At present, the Karaoke function is provided on a general video disk player and an AV amplifier. However, when performing karaoke singing, the effect of the karaoke performance is unsatisfactory and the howling or the sound may be generated