Earsound is a professional manufacturer for all kinds of acoustic components such as Ultrasonic sensor, ultrasonic transducer, mylar speakers, receivers and buzzers' developing and producing. All products are widely used in Car, Architecture, Machine, tele-communication, MP3 player, Toys and so on. The enterprise works on ISO/TS16949:2009 quality system strictly .We have strong technical team for acoustic design and qualified product service.Based on this, we would like to provide you products with high function price ratio. Our company has a workshop of over 2, 500 square meters with over 150 skillful workers and 10 experienced engineers. At present, our monthly output can reach 3 million pieces. Most of products are exported to USA, Europe and Southeast Asia. We believe that you and EARSOUND will create a perfect sound world and wonderful future.