Kingstate continuously offers a full and diversified range of products such as Piezo Buzzers, Magnetic Buzzers, Micro Speakers, Dynamic Receivers, Electret Condenser Microphones, Earphones, Bluetooth Speakers and Personal Sound Amplifier etc. For the past 37 years, Kingstate has been believed and dedicated in providing customers with High Quality and Professional Acoustic Solutions. Kingstate's products have been extensively acknowledged by various international brands and widely applied in many different industries including Telecommunications, Consumer Electronics, Information Technology, Home Appliances, Automotives, Security, Medical and Industrial Equipment related