A
Anonymous
Mar 23, 2026
Rating: 5/5
Perfect for Arduino Projects
Works exactly as described. Very easy to integrate with my Uno board.
Description
Active Buzzer Module Tone Alarm Sensor Compatible with Arduino Kits and ESP32
Reviews
Attributes
| Brand | - |
| Category | Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals |
| Origin | - |
| Operating Voltage | 3.3V - 5V DC |
| Buzzer Type | Active |
| Resonant Frequency | 2300Hz ± 300Hz |
| Sound Pressure Level | 85dB |
| Pin Interface | 2-Pin Header |
| Compatibility | Arduino, ESP32, ESP8266 |
| PCB Material | FR-4 |
| Module Dimensions | 24mm x 15mm x 10mm |
| Weight | 2 grams |
| Package Contents | 1 x Active Buzzer Module |
5 reviews
A
Anonymous
Mar 22, 2026
Rating: 5/5
Compact and Reliable
Fits easily on a breadboard. Great for student kits.
A
Anonymous
Feb 20, 2026
Rating: 5/5
ESP32 Compatible
Confirmed working with ESP32 DevKit V1. No issues with 3.3V logic.
A
Anonymous
Feb 08, 2026
Rating: 4/5
Good Volume
Loud enough for indoor alerts. Wish it was slightly louder for noisy rooms.
A
Anonymous
Feb 01, 2026
Rating: 4/5
Great Value
Bought multiple for my classroom. Most work perfectly, one was slightly quiet.
5 FAQ
Q: Can I play melodies with this?
A: Active buzzers generate a fixed tone. For melodies, please consider a passive buzzer module.
Q: Which pin is positive?
A: The module is labeled with VCC for positive and GND for ground.
Q: Is this waterproof?
A: No, this module is designed for indoor educational and hobbyist use only.
Q: Does this require a specific library?
A: No, this module can be controlled using standard digital Write commands.
Q: What is the maximum voltage?
A: The recommended operating voltage is 5V, but it works with 3.3V systems.
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