Keyrin Electronics Co., Ltd is one of the most reputable acoustic component manufacturer, specialized in Super thin Micro Speaker & Dynamic Receiver designed and Produced for Corded & Cordless Phone, CDMA, DECT and GSM application. Keyrin’s Top quality products have been established on the basis of trust and satisfaction of our customers. We are developing the superior quality products with competitive price and prompt delivery. Keyrin’s production process, R & D and Quality Management are strictly controlled in accordance with ISO standards, To adhere to our quality system, we have integrated four (4) standard policies. 1. To develop state-of-the-art technologies. 2. To maximize production 3. To strengthen Preventive Quality Control System 4. To supply various types of products regardless of quantity Keyrin takes pride in its speakers, contributing to satisfaction of human life with superior sound and guaranteed performance.