![Buy Wholesale China 23mm 400hz Square Low Frequency Vibration Mini 2315 Alarm Dc 6v Mechanical Buzzer & Mechanical Buzzer at USD 0.2 | Global Sources Buy Wholesale China 23mm 400hz Square Low Frequency Vibration Mini 2315 Alarm Dc 6v Mechanical Buzzer & Mechanical Buzzer at USD 0.2 | Global Sources](https://p.globalsources.com/IMAGES/PDT/B1193514421/mechanical-buzzer.jpg)
Buy Wholesale China 23mm 400hz Square Low Frequency Vibration Mini 2315 Alarm Dc 6v Mechanical Buzzer & Mechanical Buzzer at USD 0.2 | Global Sources
![5pcs 1704 Passive Buzzer Piezoelectric Speaker Frequency 4000HZ 17*4MM 17x4mm AC Low Power Consumption DIY Electronic - AliExpress 5pcs 1704 Passive Buzzer Piezoelectric Speaker Frequency 4000HZ 17*4MM 17x4mm AC Low Power Consumption DIY Electronic - AliExpress](https://ae01.alicdn.com/kf/Hdd0f7a4a8dfe4c8f8b4249c95f836381c/5pcs-1704-Passive-Buzzer-Piezoelectric-Speaker-Frequency-4000HZ-17-4MM-17x4mm-AC-Low-Power-Consumption-DIY.jpg)
5pcs 1704 Passive Buzzer Piezoelectric Speaker Frequency 4000HZ 17*4MM 17x4mm AC Low Power Consumption DIY Electronic - AliExpress
![Buy Wholesale China 23mm 400hz Square Low Frequency Vibration Mini 2315 Alarm Dc 3v Mechanical Buzzer & Buzzer at USD 0.2 | Global Sources Buy Wholesale China 23mm 400hz Square Low Frequency Vibration Mini 2315 Alarm Dc 3v Mechanical Buzzer & Buzzer at USD 0.2 | Global Sources](https://p.globalsources.com/IMAGES/PDT/B5398715632/buzzer.jpg)