CleopatraFrasher578
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CleopatraFrasher578 (Talk | contribs)
(Created page with '[http://www.sound-buzzer.com/ Piezo buzzers] are small electronic devices that emit sounds when driven by low voltages and currents. They are also called piezoelectric buzzers. T…')
(Created page with '[http://www.sound-buzzer.com/ Piezo buzzers] are small electronic devices that emit sounds when driven by low voltages and currents. They are also called piezoelectric buzzers. T…')
