Piezo Buzzer Sound : Different Piezo Buzzer Output Sound Reviews

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Piezo Audio Indicator HP3025XW Sound

 Audio Indicator HP3025XW Sound 

 Internal-Driven , Dia 30 x25mm Worked with 12V DC , Output3.5K Hz 90dB at 10cm

https://www.micro-buzzer.com/product/Audio-Indicator-HP3025XW.html

Piezoelectric Buzzer HP2310AX Sound

Piezoelectric Buzzer HP2310AX Sound-Internal Driven Piezo Buzzer ,Pin terminal type,Dia 23x10mm Worked with 12V 24V DC.Output 3.5K Hz 85dB at 10cm​

https://www.micro-buzzer.com/product/Piezo-Buzzer-HP2310X.html

Piezo Buzzer HP2312XW Sound

 HP2312AXW 12V Piezo Buzzer , Low power consumption , high sound pressure, Main application of this buzzer is alarm ,Automotive alarm .

https://www.micro-buzzer.com/product/Piezo-Buzzer-HP2312XW.html