SunFounder Passive Buzzer Module
Best sound component for hobbyists building custom Arduino or Raspberry Pi projects.
These passive buzzers offer precise control over sound frequency, making them perfect for custom alerts or musical tones in DIY electronics. Because they require an external drive signal, they provide more flexibility than active alternatives, allowing for complex audio output in compact, microcontroller-based projects.
$6.99
at
SunFounder
Who it's for
- Makers creating custom melodies and specific sound frequencies
- Arduino hobbyists needing quick, simple hardware integration
- Students and educators building affordable electronics projects
Who should skip it
- Beginners avoiding complex programming or PWM signal logic
- Engineers requiring loud, attention-grabbing alert notifications
- Developers working with limited microcontroller pin availability
Performance breakdown
Tonal Versatility
Passive design allows for precise musical notes and complex sound patterns.
Breadboard Compatibility
Compact 2.0cm footprint fits perfectly into standard prototyping layouts.
Integration Ease
Simple pinout makes connecting to Arduino or Raspberry Pi straightforward.
Visual Feedback
Onboard LEDs provide helpful status checks for power and signal activity.
Voltage Flexibility
Standard 3V to 5V range covers most common hobbyist microcontroller projects.
Control Complexity
Requires external coding for oscillation, demanding more effort than active buzzers.
Key Specs
Voltage
3-5V
Frequency
2-5kHz
Dimensions
2.0 x 2.0 cm
Material
FR-4
Mounting Type
Through Hole
Connector Type
Dupont
Output Waveform
Square Wave
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