The utility model solves the technical problem that a provided insulation board has the characteristics of good sound insulation effect and compact volume.
本 实用新型所要解决的技术问题是提供的隔音板应具有隔音效果好、体积紧凑的 特点。
A remote control receiving unit receives orders sent by a remote control transmission unit to control parameters such as point Angle, volume, transmission distance, sound effect and point sound, etc.
遥控接收单元接收遥控发射单元发出的指令，可控制指向角度、音量、传输距离、音效、声音指向等参数。
The beneficial effect of the present invention is to increase in the volume of sound box by enlarging the zither sound box, regulate rhyme to make the music from the zither soft and sound strong.
本发明的有益效果，把古筝音箱放大，增大音箱能增强音量，能调节音韵，能使古筝音律轻柔键挺，宏亮和醇。
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