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.
DIY Bluetooth Speaker Box
SKU: LB-LS5368 | Brand: Little Bird
Craft your own Bluetooth speaker with this DIY kit and uncover the mechanics of speaker technology in the process. The assembly is straightforward, making it a fantastic opportunity for children to engage with sound, ...
Delivered by Fri 31 Jul
Speaker - 3inch / 76.2mm Diameter - 4 Ohm 3 Watt
SKU: AF-1314 | Brand: Adafruit
A 3-inch (76.2 mm) speaker cone with 4 Ω impedance and 3 W power handling. Four mounting tabs spaced 60 mm apart make it easy to secure in enclosures or project housings. Pairs well with Class D amplifier boards for c...
Delivered by Fri 31 Jul
Speaker - 40mm Diameter - 4 Ohm 3 Watt
SKU: AF-3968 | Brand: Adafruit
Hear the good news! This speaker is a great addition to any audio project where you need a 4 Ohm impedance and 3W or less of power. At 40mm diameter it has a more square-ish shape, but a smaller face. Sound quality...
Delivered by Tue 25 Aug
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 Fri 31 Jul
Mono Enclosed Speaker with Plain Wires - 3W 4 Ohm
SKU: AF-4445 | Brand: Adafruit
A compact 2.8" × 1.2" enclosed mono speaker delivering clear audio output at 3W and 4 ohm impedance. The sealed enclosure provides improved sound quality and volume compared to bare speaker drivers of a similar size. ...
Delivered by Tue 25 Aug
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 Wed 12 Aug
3W Mini Audio Stereo Amplifier (W2.54)
SKU: DF-DFR0119-O | Brand: DFRobot
This compact stereo amplifier module from DFRobot features a 2.54mm pin pitch for easy breadboard and embedded use. It delivers 3W per channel with left and right stereo output, and includes a shutdown (SHDN) pin for ...
Delivered by Wed 12 Aug
