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Package include: 15pcsX Electronic Alarm Buzzer;
Widely use in computers, printers, copiers, alarms, electronic toys, automotive electronic equipment, telephones, timers and other electronic products for sound devices.
It made of oscillator, the electromagnetic coils, magnets, diaphragm and housing and other components.
After powered on, the audio signal generated by the oscillator current through the solenoid coil, the electromagnetic coil generates a magnetic field. Entangled in the diaphragm and the magnet solenoid
Ronald J. Flory
2025-07-08 11:12:03
work exactly as advertised and expected.
HIM
2025-06-27 16:50:56
They work great. Quite loud at 5 volts.
MacGyver Jr.
2025-06-07 11:56:02
These are good and loud, but they did not last when used intermittently or 5-10 seconds at a time. They burned out within 2 days
Dennis Lee
2025-05-23 17:34:42
Normal beep volume for a computer buzzer. I hand soldered some wires and crimped dupont 2.54 connectors on them.
Erik
2025-05-06 16:14:59
well it makes noise as promised ...
Jostaman
2025-04-17 13:44:18
Works great in micro drone
brittany Booth
2025-01-18 12:55:18
Exactly what I needed for a door chime for my home alarm system.
Jose Grande
2024-11-24 10:50:42
Great for mini projects that need a buzzer.
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