Yamaga Ltd, our private label Nasudake started to focus on Bluetooth products and obtain high praise from our clients since 2011. We have its headquarter office in Hong Kong and recently we are kicking off a US company named as Yamaga Audio Limited for North American sales. We are working in design, marketing and distributing quality audio speakers, earphones and headphones to enhance the lifestyle of today's consumers. Good quality control system and RMA policy are guaranteed.