1PCS Passive Buzzer Alarm Module Sensor Beep Arduino Smart Car + Cable

Description

No oscillation source,need square wave(frequency 2K-5K ) to drive
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 the Ground
I/O I/O interface of SCM

Package includes:
1PCS Passive Buzzer Alarm Module Sensor Beep Arduino Smart Car + Cable

Payment

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