smart audio

Smart Audio Development Kit for Smart Speakers

Qualcomm Smart Audio Platform is a product of Qualcomm Technologies, Inc. and/or its subsidiaries.

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Development Kit Brief


  • Wi-Fi certified SoM featuring the APQ8009 processor and containing key system components

  • Best in class connectivity with 2x2 MIMO 802.11ac, Bluetooth 4.2 with profiles such as A2DP (SBC, AAC, MP3, aptX), HFP and AVRCP

  • Reference speaker casing with bi-amped, two-way speakers

  • Six-microphone array board designed to meet far-field voice user interface performance quality

  • Multi-microphone far-field voice with keyword detection, noise suppression, beamforming, and stereo echo cancellation technology

  • Premium audio, high resolution 24-bit audio and multi-room networked audio

  • Support for leading voice assistants, including Amazon Alexa Voice Service and Microsoft Cortana

  • Designed to be compatible with our DDFA Class D digital amplifier which supports a superior listening experience

  • Qualcomm® Hexagon™ SDK, which includes a rich set of tools to support customization of the Hexagon DSP software and help to reduce development time and effort



CPU Clock Speed: Up to 1.3 GHz

CPU Cores: Quad-core CPU, 4x ARM Cortex A7

CPU Architecture: 32-bit


DSP Technology: Qualcomm® Hexagon™ 536 DSP


Wi-Fi Standards: 802.11ac Wave 2, 802.11a/b/g, 802.11n

Wi-Fi Spectral Bands: 2.4 GHz, 5 GHz

Peak speed: 433 Mbps

Channel Utilization: 20/40/80 MHz

MIMO Configuration: 2x2 (2-stream), 1x1 (1-stream)

Peak QAM: 256 QAM

Wi-Fi Features: MU-MIMO, Integrated baseband


Bluetooth Version: Bluetooth 4.2

Bluetooth Technology: Bluetooth Low Energy

Bluetooth Profiles: AVRCPv1.5, A2DP v1.3


USB Version: USB 2.0


Maximum On-Device Display Support: 720p

UI FPS: Up to 60 FPS

General Audio

Audio Technology: Qualcomm® echo cancellation technology, Qualcomm® keyword detection technology, Qualcomm® multi-mic noise beamforming noise suppression technology, Qualcomm® AllPlay™ networked audio solution, Qualcomm® aptX™ audio technology

Voice Services Support: Amazon Alexa Voice Service, Microsoft Cortana

Digital Microphone Input: Dynamic range: 130dB, 2 PDM mics, Dual oscillator support (44.1kHz/48kHz), 8 TDM mics, THD+N: -109dB

Channel Output: 4 channels

Audio Playback

Playback Dynamic Range: 130dB

Total Harmonic Distortion + Noise (THD+N), Playback: -109dB

Dual Oscillator Support, Playback: 44.1kHz

PCM, Playback: Up to 192kHz/24bit


GPU Name: Qualcomm® Adreno™ 304 GPU


Qualcomm® Quick Charge™ Support: Qualcomm® Quick Charge™ 2.0 technology


Memory speed: 533 MHz

Memory Type: LPDDR3


eMMC: eMMC 4.5


Supported Interfaces: Aux input, Line out, I²S, I²C, GPIO, SPI, UART, USB 2.0

Software Options

Operating System: Linux

  1. TDM mode capable

Qualcomm Smart Audio Development Kit, Qualcomm Smart Audio Platform, Qualcomm echo cancellation, Qualcomm multi-mic beamforming, Qualcomm keyword detection technology, Qualcomm Adreno, Qualcomm aptX, Qualcomm Quick Charge, Qualcomm AllPlay, Qualcomm Aqstic, and Qualcomm Hexagon are products of Qualcomm Technologies, Inc. and/or its subsidiaries.

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