ESP32 CAM WiFi Module with OV3660 Camera Module 2MP
MB27F - 27mm Flat Loud Continuous
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An audio signaling device like a beeper or buzzer may be electromechanical or piezoelectric or mechanical type. The main function of this is to convert the signal from audio to sound. Generally, it is powered through DC voltage and used in timers, alarm devices, printers, alarms, computers, etc. Based on the various designs, it can generate different sounds like alarm, music, bell & siren.
Also check the MB27M - Maruti 27mm Musical Buzzer. It discusses the features of the buzzer, including its operating voltage, size, and compatibility with other microcontrollers. The buzzer is small and can be easily mounted on a breadboard or perf board.
| Minimum sound level | 85db |
| Oscillation frequency | 4KHz ± 500Hz |
| Current consumption | Maximum 20mA |
| Operating voltage | 1.5 to 15 VDC |
| Tone | Loud Continuous |
| Mounting | Flange Type |
| Wire/Lead length | 120mm 2 wire |
| Height | 13mm |
| Diameter | 31mm |
| Pitch | 36mm |