> **Source:** Core Electronics is an Australian maker-electronics retailer and manufacturer based in Newcastle, NSW, run by a team of makers and educators. We design and manufacture our own product lines (PiicoDev, CE originals) and are official retailers for iconic maker and industrial brands including Raspberry Pi, Arduino, Adafruit, SparkFun and DFRobot. Orders ship Australia-wide from our Newcastle warehouse. Prices are in AUD and include GST. Pricing, stock and dispatch on this page are generated from the store's live catalog. Full machine-readable index: https://core-electronics.com.au/llms.txt

# Audio Adapter Board for Teensy 4.0

**Type:** Product page · **SKU:** ADA4384 · **Brand:** [Teensy](https://core-electronics.com.au/brands/teensy-australia-pjrc)
**Page:** https://core-electronics.com.au/audio-adapter-board-for-teensy-4-0.html ([markdown](https://core-electronics.com.au/audio-adapter-board-for-teensy-4-0.html.md))

This audio adaptor lets you easily add high quality 16 bit, 44.1 kHz sample rate (CD quality) audio to your projects with Teensy 4.0 (Rev D). It supports stereo...

## Pricing

- **Price:** $19.30 (inc GST) — $17.55 AUD, exc GST

## Availability & dispatch

- In stock, ships same business day if ordered before 2PM (Australia/Sydney).
- We can dispatch 1 today; more stock is typically available with a 7–12 day lead time.

## How to buy

- **Build a cart:** compose `https://core-electronics.com.au/cart/link?items=ADA4384:1` (comma-separated SKU:qty pairs) and share the link. Opening it shows a confirmation page with live pricing and stock before anything is added to the cart.
- **Verify the cart first:** fetch `https://core-electronics.com.au/cart/link/ADA4384:1.md` for live line prices (inc & exc GST, quantity discounts applied), stock and dispatch estimates, and totals. Append `/to/{AU-postcode}` (or `/to/{country-code}:{postcode}`) before `.md` for delivery options and prices to that destination. Unknown, retired, or out-of-stock SKUs are flagged. (Query form `cart/link.md?items=...` also works but some robots parsers refuse query strings here.)
- **Checkout** is completed on-site and includes a captcha at the payment step. Share the cart link; checkout takes it from there.
- **Search the catalogue:** `https://core-electronics.com.au/search/{query}.md` (URL-encode the query; pages 2-3 at `search/{query}/{page}.md`; `search.md?q=` also works)
- **Payment methods, purchase orders, policies and contact details:** https://core-electronics.com.au/llms.txt
## Description

This audio adaptor lets you easily add high quality 16 bit, 44.1 kHz sample rate (CD quality) audio to your projects with Teensy 4.0 (REVD2). It supports stereo headphone and stereo line-level output, and also stereo line-level input or mono microphone input.

The Teensy Audio Library lets you use the input and output simultaneously together with a toolkit of audio processing objects, to easily create all types of sophisticated audio applications. You can play multiple sound files, create synthesized waveforms, apply effects, mix multiple streams and output high quality audio to the headphones or line out pins.

**Note:** This board goes with the [Teensy 4.0 Dev Board](https://core-electronics.com.au/pjrc-teensy-4-0-usb-development-board.html), and it is **not pin-compatible** with the Teensy 3.X boards.

## Technical Details

- For more information, check out PJRC's [page for the Audio Adapter Shield](https://www.pjrc.com/store/teensy3_audio.html)
 
Product Dimensions: 38.0mm x 36.8mm x 6.7mm / 1.5" x 1.4" x 0.3"

Product Weight: 5.1g / 0.2oz

## Images

- [Product image 1](https://core-electronics.com.au/media/catalog/product/a/d/ada4384-1.jpg)