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Passive Buzzer Module Sound Module
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Price: US$0.79   Submit a wholesale Inquiry
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Description
1 module adopts 9012 transistor drive
2 working voltage 3.3V-5V
3 provided with fixing bolt holes, easy to install
4 PCB size: 3.3cm * 1.3cm

Interface Description (3 wire)
1 VCC external 3.3V-5V voltage (which can be connected directly with the 5V MCU and 3.3V chip)
2 GND external GND
3 I/O external microcontroller IO port

Delivery list
1* passive buzzer module
3* 20cm DuPont line 

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