Product description
Buzzer Module Buzzer module Active-Buzzer Passive-Buzzer for Arduino, Nodemcu, ESP32 or various micro boards to send signals to the module to generate sounds.
Voltage: 3-5V (depending on the signal level of the board used)
Choose the type: If you want a loud sound (Beep), we recommend using Active Buzzer. If you want a sound that can make Melody, we recommend using Passive Buzzer.