Small 3.3V-5V Active Buzzer Alarm Module Sensor +3pin TTL Cable For Arduino (FS00050)

00% Brand New and High Quality

It and your Arduino/Chinduino will be able to paly melodies.This is a small buzzer for the Sensor Shield. 

It creates different sound based on the different frequency of I/O toggling. 

All you need to do is to plug in the buzzer module to sensor shield,and tell the function which pin you'd like to use,the frequency you want to hear,and the duration to play that frequency. 

Bring oscillation source 

Audion 9012 drive 

Work Voltage:3.3-5V 

Set bolt hole,easy to assemble 

PCB Dimension:3.3cm*1.3cm

Pin Definition: 

VCC: 3.3-5V

GND: GND

I/O: I/O interface of SCM