12D*6.0Hmm 2700Hz 85DB MaxCurrentConsumption 50mA RoteVolt 3.0V CoilResistance 45ohm Soldering Process: Wave Soldering piezoApplications: Telephone, Clocks, Medical ... stable, so please follow it when you design a circuit.3. Magnetic sounders are driven by an input frequency, the given ... needed.2. Washing of the component, because it is sealed.3. please do not cover the hole with tape or other ...