# Speaker - 40mm Diameter - 4 Ohm 5 Watt

**Type:** Product page · **SKU:** ADA3968 · **Brand:** [Adafruit](https://core-electronics.com.au/brands/adafruit-australia)
**Page:** https://core-electronics.com.au/speaker-40mm-diameter-4-ohm-3-watt.html ([markdown](https://core-electronics.com.au/speaker-40mm-diameter-4-ohm-3-watt.html.md))

Hear the good news! This speaker is a great addition to any audio project where you need a 4 Ohm impedance and 5W or less of power. At 40mm diameter it has a more...

## Pricing

- **Price:** $11.10 (inc GST) — $10.09 AUD, exc GST
- **Quantity discounts:** 10+ $9.79 (exc GST) · 50+ $9.58 (exc GST)

## Availability & dispatch

- Available with a lead time — expect dispatch between Aug 18 and Aug 24.

## Description

Hear the good news! This speaker is a great addition to any audio project where you need a 4 Ohm impedance and 5W or less of power.

At **40mm diameter** it has a more square-ish shape, but a smaller face. Sound quality and volume are nicely sandwiched between Adafruit's [Thin Plastic Speaker with Wires](https://core-electronics.com.au/thin-plastic-speaker-w-wires-8-ohm-0-25w.html) and the honkin' [20W 4 Ohm Full Range Speaker](https://core-electronics.com.au/20w-4-ohm-full-range-speaker-xs-gtf1027.html).

## Technical Details

- Weight: 27.3g
- Overall Diameter: 40mm
- Height: 20mm
- Wire Length: approx 9cm
 
![](https://core-electronics.com.au/attachments/localcontent/rohs_icon_8216055e11.jpg)

## Guides for this product

- [DIY 10W Bluetooth Speaker - No Code Needed – How to use a Bluetooth 4.2 Audio Receiver Board with Onboard Amplifier (MH-M38)](https://core-electronics.com.au/guides/wireless/mh-m38-bluetooth-10w-speaker/)

## Videos for this product

- [DIY USB Boombox with a 4.2 Bluetooth Audio Receiver (MH-M38) - Zero Code!](https://core-electronics.com.au/videos/diy-usb-boombox-with-a-42-bluetooth-audio-receiver-mh-m38-zero-code)

## Images

- [Product image 1](https://core-electronics.com.au/media/catalog/product/3/9/3968-03.jpg)