... feature of magnetic buzzer/ transducer:Small size;High sound pressure;Not allowed for wave soldering. date sheet ... .5VOpenrating Voltage1-2VMax.Rated Current80MACoil Resistance5.5ΩMin.Sound Pressure Level75DB/10CMOperating temperature-20°C~60 dieline: ... magnetic transducers, condenser microphones, ultrasonic sensor,Atomization piece, speakers and other audio components. And our company not only ...