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Guangzhou Chuanteng Electronic Technology co., ltd. is a new enterprise specializing in designing,producing and selling high-quality vibration speakers,mini speaker,mobile speaker,USB/MP3/FM/SD CARD speaker,computer speaker,multimedia speakers.It has obtained a national patent for technology of preaching vibration multidimensional sound which is the core technollogy of our company.Technology of preaching vibration multidimensional sound can drive synthnic voice,taking desktop,glass,metal surface and stone as voice medium,but also penetrate medium and all sound inside and outside medium.The preaching vibration multidimensional sound makes up for the tone defects of other similar products and unique materials can also reduce its cost.pls contact with joansong999@yahoo.com.cn for more details,skype is joanna831225
China [CN] 
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