
45 mm diameter 4 Ω / 5 W surface transducer that vibrates any flat surface or large cup it is pressed against to produce sound. Pairs with a compatible audio amplifier.
One of the two pre-soldered transducer coil leads; Adafruit says to connect it as you would any other speaker.
Other pre-soldered transducer coil lead for the speaker/transducer drive connection; polarity is not specified on the Adafruit product page.
| Pin | Position | Type | Function | Voltage |
|---|---|---|---|---|
| Speaker lead 1 | audio | One of the two pre-soldered transducer coil leads; Adafruit says to connect it as you would any other speaker. | 4Ω impedance, about 5W recommended on the Adafruit product page. | |
| Speaker lead 2 |
Analog · I2S · PWM · 3.3 – 5 V · Bare
Adafruit product 1536 is a breadboard-friendly active buzzer: apply 3–5 V DC and it produces a loud fixed tone around 2 kHz; the frequenc…
Passive speakers from 1 W to 20 W (4–8 Ω), piezo buzzers active and passive, bone-conductor and surface transducers, and a BOSON buzzer module — all need a matching driver circuit or amplifier.
Adafruit Audio FX Mini Sound Board - WAV/OGG Trigger visual preview
Adafruit Audio FX Mini Sound Board - WAV/OGG Trigger 16MB Flash visual preview
Adafruit Audio FX Sound Board - WAV/OGG Trigger visual preview
Adafruit Audio FX Sound Board - WAV/OGG Trigger with 2MB Flash visual previewAdafruit Audio FX boards and WAV Trigger for standalone playback, DFPlayer Pro and Gravity MP3 for MCU-scripted audio, EasyVR for speech recognition, Fermion/Gravity voice recorders, and Pi I2S DAC/codec boards.
Audio · Audio boards · 53 parts
Adafruit Electret Microphone Amplifier with Adjustable Gain visual preview
LM386 Sound Sensor visual preview
6+1 Microphone Array visual preview
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Audio · Microphones · 18 parts
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Audio · Audio amplifiers · 16 parts
1.75mm PLA (1kg) - Black visual preview
1.75mm PLA (1kg) - Gold visual preview
1.75mm PLA (1kg) - Green visual preview
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Tools & prototyping · 3D printing · 53 parts
| audio |
| Other pre-soldered transducer coil lead for the speaker/transducer drive connection; polarity is not specified on the Adafruit product page. |
| 4Ω impedance, about 5W recommended on the Adafruit product page. |
Buzzer 5V - Breadboard friendly
Active 3–5 V fixed-tone buzzer for simple alert beeps. Not suitable for audio playback or variable-pitch output.