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**** Hidden Message *****内容 Good Morning, We are manufacture of the measuring instrument and we would of quote the piezo buzzer for us. Bellow information about products: Rated voltage 12Vp-p Square Wave. Max.allowable voltage 30Vp-p Square Wave. Max.Rated Current 4mA at 4.0KHz/12Vp-p Square Wave. Min.Sound Pressure Level 85dB at 4.0kHz/12Vp-p Square Wave/10cm. Capacitance At 120Hz 15nF
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