Shenzhen Kingboll Electronic Technology Co., Ltd was established in 2012. We are one of the leading manufacturers of Sepakers and earphones in Shenzhen, China. OneDer is one of our own brand. OneDer main products are BT wireless speakers, wireless earphones, etc. We also have great experience for OEM/ODM orders, OEM is warmly welcome. OneDer have advanced production lines and an excellent R&D group with over 8 years production experience, which bring a continuous support to product quality. With ISO, CE, ROHS, FCC ect. certificates. OneDer Create attractive quality to surprise and satisfy our users. We have enjoyed pretty good reputation in domestic and oversea markets. Our Markets With high quality, advanced technology and strong manufacture ability, we have established good and long term business relationship with the customers in the world, usually in North and South America, Europe, and the Middle East and so on. If you need any product and service,welcome to contact us.