Kingstate is a well-known and leading acoustic manufacturer in Asia, established in October 1977. We are dedicated to providing customers with high-quality products and professional sound solutions, and continuously offering a full and diversified range of products such as Piezo Buzzers, Magnetic buzzers, Micro Speakers, Dynamic Receivers, Electret Condenser Microphones, Earphones, wireless headphones, Bluetooth Speakers, and Personal Sound Amplifier, etc. Our products have been extensively acknowledged by various international brands and widely applied in many different industries including telecommunications, consumer electronics, information technology, home appliances, automotive, security, medical and industrial equipment.