Zhongshan Zhensheng Electronics Tech Ltd was founded in 2013and foucus on supplying acoustic components and accessories of communication products for manufacturers,distributors and earphone DIY fans.After our hard working and research except finished products of earphones and hearing aids,accessories of earphone and hearing aid cablesearphone adaptors,earphone and hearing aid speakersaudio extension cables,1 to 2 splited cableslover cables,earphone silicon tipsearhooks,earphone memory foams and so onwhich are full of our selling items.,br Our aims is not only supply what we have>but also supply what you want.We could adjust the techdata if you are not satisfied with voice of our earphoneand if you have something new idea want to make it come true,please tell uswe have development ability,