Established in 2005, Kingkasa Enterprise Ltd.specializes in developing and manufacturing various types of earphone,headphone and parts.Our office is located in the business street of north Huaqiang in Shenzhen with convenient transportation and fast market information.We provide high-quality and competitive-price products.Our main products are: MP3 player earphone,CD player earphone, radio earphone, phone handsfree headsets, computer multimedia headphone, airline earphone, microphone, MP3 mini speaker, etc.