Speakers & Buzzers
Browse our range of speakers, buzzers, piezo transducers, and audio amplifier modules for your next project. From small breadboard-friendly speakers to Bluetooth amplifier boards, you'll find audio output components suited to Arduino, Raspberry Pi, and other microcontroller platforms.
Ideal for maker projects, STEM education, robotics, and DIY audio builds. We ship from Australia with a wide selection of sizes and power ratings to match your needs.
Passive Buzzer
SKU: LB-LR0289 | Brand: Little Bird
With the passive buzzer you can control the volume by PWM. A passive buzzer requires an AC signal to make a sound. It is like an electromagnetic speaker, where a changing input signal produces the sound, rather than...
Delivered by Thu 18 Jun
Bluetooth Amplifier Board
SKU: LB-LS2202 | Brand: Little Bird
This compact Bluetooth amplifier board provides wireless audio playback with 5W per channel (10W total) output via dual PAM8403 amplifier chips. Stream music wirelessly from any Bluetooth 5.0 compatible device directl...
Delivered by Thu 18 Jun
Large Enclosed Piezo Element w/Wires
SKU: AF-1739 | Brand: Adafruit
This large enclosed piezo element (30 mm diameter) converts vibration to voltage and voltage to vibration, making it useful both as a buzzer for generating tones and as a sensor for detecting knocks and impacts. The e...
Delivered by Thu 18 Jun
Piezo Element
SKU: SF-SEN-10293 | Brand: SparkFun
A simple piezo element that can be used as both a sensor and a small audio transducer. When flexed or tapped, it generates a voltage that can be read by a microcontroller, making it ideal for knock and vibration detec...
Delivered by Thu 18 Jun
Mini Oval Speaker - 8 Ohm 1 Watt
SKU: AF-3923 | Brand: Adafruit
Hear the good news! This wee speaker is a great addition to any audio project where you need 8 ohm impedance and 1W or less of power. We particularly like this speaker as it is small and comes with nice skinny wires w...
Delivered by Wed 8 Jul
Adafruit STEMMA Piezo Driver Amp - PAM8904
SKU: AF-5791 | Brand: Adafruit
The Adafruit STEMMA Piezo Driver Amp uses the PAM8904 switched-capacitor driver to amplify signals for piezo elements at up to 300 kHz. With bridge-tied load (BTL) output and up to 3× voltage multiplication, it can de...
Delivered by Wed 8 Jul
Small Enclosed Piezo w/Wires
SKU: AF-1740 | Brand: Adafruit
This small (14mm diameter) piezo element is nicely enclosed so you can attach easily. Piezo elements convert vibration to voltage or voltage to vibration. That means you can use this as a buzzer for making beeps, tone...
Delivered by Thu 18 Jun
Gravity: Digital Speaker Module
SKU: DF-FIT0449 | Brand: DFRobot
INTRODUCTION This speaker module is based on the 8002 speaker amplifier IC. It can be used as a buzzer and also play high quality audio. Volume output is controlled via the potentiomet...
Delivered by Thu 18 Jun
2 x 45mm 4ohm 4Ω 3W Stereo Speaker with PH2.0 Plug
SKU: LB-LS6972x2 | Brand: Little Bird
A compact stereo speaker pair for small audio projects, handheld devices, and embedded builds. Each 45mm driver is rated at 4Ω and 3W, delivering clear, balanced sound in a slim form factor. Pre-wired with a PH2.0 plu...
Delivered by Thu 18 Jun
noise:bit
SKU: PR-PIM356 | Brand: Little Bird
Make your micro:bit sing with noise:bit! It's a tiny speaker that packs a fair bit of punch, and it's perfect for BLEEPS and BLOOPS! Just slot in your micro:bit, and use the sound generation blo...
Delivered by Thu 18 Jun
386AMP Audio Amplifier Module (Arduino compatible)
SKU: DF-DFR0064 | Brand: DFRobot
The DFRobot 386AMP audio amplifier module is based on the LM386 low-voltage audio power amplifier IC. With a fixed voltage gain of 26 dB (20× amplification) and static power consumption of only 24 mW at 6V, it's well ...
Delivered by Thu 18 Jun
3W mini audio stereo amplifier
SKU: DF-DFR0119 | Brand: DFRobot
This compact stereo amplifier module from DFRobot is based on the PAM8403 chip, delivering 3W per channel into 4Ω speakers with over 90% efficiency. It's a fully functional two-channel audio amplifier with an integrat...
Delivered by Mon 29 Jun
SparkFun Qwiic Speaker Amp
SKU: SF-DEV-20690 | Brand: SparkFun
The SparkFun Qwiic Speaker Amp includes the Texas Instruments TPA2016D2 stereo, filter-free class-D audio power amplifier. What distinguishes this audio amplifier from others is that it features volume control (i.e. g...
Delivered by Mon 29 Jun
Powered speaker board for micro:bit
SKU: KI-46124 | Brand: Kitronik
The MonkMakes Speaker Board is a compact, amplified speaker designed for the BBC micro:bit. Simply connect it with crocodile clips and start adding sound to your micro:bit projects — despite its small size, the speake...
Delivered by Thu 18 Jun
Mini Metal Speaker w/ Wires - 8 ohm 0.5W
SKU: AF-1890 | Brand: Adafruit
Listen up! This tiny 1" diameter speaker cone is the perfect addition to any small audio project where you need an 8 Ω impedance and will be using 0.5W or less of power. We particularly like this cone as it's very ...
Out of stock
Large Surface Transducer with Wires - 4 Ohm 5 Watt
SKU: AF-1784 | Brand: Adafruit
Turn any surface/wall/table etc into a speaker with a surface transducer. This type of speaker does not have a moving cone like most speakers you've seen. Instead, a metal rod is wrapped with the voice coil. When c...
Out of stock