---
title: Reference Design - Ambiq Wearable
image: https://dspconcepts.com/hubfs/DSP_Concepts_featim042023.png
---

[![DSP Concepts Logo](https://dspconcepts.com/hubfs/dsp-logo.svg "DSP Concepts Logo")](https://w.dspconcepts.com?hsLang=en)

[![dsp-logo-white](https://dspconcepts.com/hubfs/dsp-logo-white.svg "dsp-logo-white")](https://dspconcepts-21088554.hs-sites.com/home?hsLang=en)

- Platform 
    - [Audio Weaver](https://dspconcepts.com/en/audio-weaver)
- Services
- Solutions 
    - [Automotive](https://dspconcepts.com/automotive)
    - [Bluetooth Audio](https://dspconcepts.com/bluetooth-audio)
- Resources 
    - [Documentation Hub](https://documentation.dspconcepts.com)
    - [Training](https://dspconcepts.com/training)
    - [Community Forum](https://dspconcepts.com/forum)
    - [Reference Designs](https://dspconcepts.com/reference-designs)
- Company 
    - [About](https://dspconcepts.com/about)
    - [Events](https://dspconcepts.com/events)
    - [Blog](https://dspconcepts.com/blog)
    - [Careers](https://dspconcepts.com/careers)
- CES 2024 
    - [DSP Concepts at CES](https://audioinnovation.dspconcepts.com/ces-2026)

- [My Account](https://dspconcepts.com/user?hsLang=en)
- [Downloads](https://dspconcepts.com/user?hsLang=en)
- [Try Audio Weaver](https://w.dspconcepts.com/downloads?hsLang=en)

## Ambiq Wearable

![Ambiq Wearable](https://dspconcepts.com/hs-fs/hubfs/board.png?width=500&height=400&name=board.png "Ambiq Wearable")

AVS-qualified TalkTo brings power optimized, highly accurate wake word detection to the industry's lowest power MCUs in the Ambiq wearable reference design. Significantly reduce false positives while still meeting the battery life requirements on small, wearable devices.

 

[ Request a Demo ](https://audioinnovation.dspconcepts.com/request-demo?hsLang=en)

## Benefits

#### Near-field always-on, always-listening solution

• DSP Concepts high performance TalkTo Audio Front-end

• Meets AVS 2.1 specification

#### Extended battery life for wearable

• Proprietary Quiescent Sound Detector together with environment-adaptive microphone processing

• Industry’s lowest power operation enabled with Ambiq SPOT™ (Subthreshold Power Optimized Technology)

## Audio Front-end Features

#### DSP Concepts’ TalkTo for excellent far-field performance in noisy environments

- • 2-mic adaptive beamformer with Single Channel Noise Reduction (SCNR)
- • State-of-the-art noise cancellation with Adaptive Interference Canceller (AIC) 
    - ○ No reference signal needed
    - ○ Eliminates 30dB of external noise sources such as background music or a booming movie
- • 35 dB Acoustic Echo Cancellation (AEC) for excellent barge-in performance
- • Quiescent Sound Detector (QSD) for wakeup on voice

 

 

#### High Performance TrulyHandsfree™ Alexa wake word from Sensory

## Software Integrations

![Software Integrations - Audio Weaver Designer](https://dspconcepts.com/hubfs/awe-icon.svg)

 Audio Weaver Designer

 Drag-and-drop graphical tool to customize and tune audio processing models in real-time with 500+ modules

![Software Integrations - Audio Weaver Core](https://dspconcepts.com/hubfs/awe-icon.svg)

 Audio Weaver Core

 Embedded audio processing engine for Cortex-M4

![Software Integrations - TalkTo Voice UI](https://dspconcepts.com/hubfs/awe-icon.svg)

 TalkTo Voice UI

 Noise reduction, echo cancellation and advanced beam-forming signal processing for far-field voice activation

![Software Integrations - TrulyHandsfree Alexa wake word](https://dspconcepts.com/hubfs/awe-icon.svg)

 TrulyHandsfree Alexa wake word

## Hardware Specifications

Kit Hardware

- Ambiq Apollo3 Blue Plus EVB
- mikroBUS Audio Shield
- Two DMIC Click boards

Processor

- Ambiq ultra-low power Apollo3 Blue Plus MCU
- 32-bit ARM Cortex-M4F MCU
- 48/96 MHz TurboSPOT clock frequency

Memory

- 2 MB flash and 768 KB SRAM

Audio I/O

- PDM dual interface for mono and stereo audio microphones
- Click board with Vesper VM3011 ZeroPower Listening microphone with 2 VM3000 Mics or Click board with 3 Memsensing Mics

Connectivity

- Integrated BLE 5 wireless connectivity

## Included with the demo kit

- Ambiq Voice-on-SPOT™ SDK
- Voice UI Quickstart Bundle: Everything you need to know to design voice-enabled wearables, including design guidelines, microphone placement, Audio Weaver Designer layout files (.AWD), and tools to get started.

![Ambiq Wearable Diagram](https://dspconcepts.com/hubfs/diagram.svg "Ambiq Wearable Diagram")

## Ready to get started?

[ Explore our Resource Center ](https://dspconcepts.com/resource-center?hsLang=en)

### Stay Connected

[![DSP Footer Logo](https://dspconcepts.com/hubfs/footer_logo-1.svg "DSP Footer Logo")](https://dspconcepts.com?hsLang=en)

[Follow us on LinkedIn ](https://www.linkedin.com/company/dsp-concepts/)

#### Quick Links

- [Audio Weaver](https://dspconcepts.com/en/audio-weaver)
- [Solutions](https://w.dspconcepts.com/#solutions)
- [Documentation](https://documentation.dspconcepts.com)
- [About](https://dspconcepts.com/about)
- [Events](https://dspconcepts.com/events)
- [Careers](https://dspconcepts.com/careers)

Copyright © 2023 DSP Concepts, Inc. All Rights Reserved. Audio Weaver is a trademark of DSP Concepts, Inc., registered in the U.S. | [Privacy Policy](https://w.dspconcepts.com/privacy-policy?hsLang=en) | [Terms of Use](https://w.dspconcepts.com/terms?hsLang=en)