Kingmass have 10 years of experience in the earphone and headphone industy.
We produce verious of earphones, headphones, bluetooth speakers, USB date cables, music splitters and some accessories for fashion consumer electronic products.
Our factory is located at Longgang of Shenzhen, covers an area of 4000 square meters, with our own tooling workshop, plastic injection molding and product assemble lines.

* Customized color for the case, MOQ more than 2000 pcs.
* Customized packing need more time for the order.
* Let us know if you want more screws.