BUZZER MODULE 5VDC

Product description:
Passive buzzer, the oscillation frequency required to enter the I/O ports, a buzzer will sound.

Module Description: 

1. Module using S8550 transistor drive.
2. Operating voltage 3.3V~5V.
3. With a fixed bolt hole for easy installation.
4. Small PCB board size (mm): 32 * 13

Module Interface Description (3-wire) : 

1. VCC: 3.3V~5V voltage (5v microcontroller can be directly connected to the microcontroller and 3.3v).
2. GND: 0V.
3. I/O: Digital output signal (maximum 5V) from microcontroller I/O port.