Looking to Create Products with Amazon Alexa?

Superior End User Experience

Offers excellent hands-free speech recognition performance. Conexant’s enhanced noise suppression and echo cancellation algorithms ensure that speech recognition engines hear the user’s voice and nothing else.

Optimized Manufactured Cost

Powered by Conexant’s AudioSmart™ Voice Input Processor, developers are able to prototype and develop affordable voice enabled devices that rival the performance of multi microphone systems.

Reduced Time-to-Market

To expedite product development, Conexant offers reference designs, drivers, and tuning tools. Conexant’s hands-free voice solutions were designed to work with all speech recognition engines.

Conexant AudioSmart™ 4-mic Development Kit for Amazon AVS

DS20924

Conexant’s AudioSmart™ 4-Mic Development Kit for Amazon AVS features Conexant’s powerful CX20924 Voice Input Processor with far-field voice processing technology, preloaded Alexa™ wake word and SSL 360° voice tracking. The kit is designed to help device makers quickly turn new ideas into marketable Alexa products that offer an ideal voice user experience.

  • CX20924 EVK
  • Microphone/LED Module
  • USB Cable
  • Cable Assembly
  • +5V Power Supply

CX20924

Conexant’s AudioSmart™ 4-Mic Development Kit for Amazon AVS features Conexant’s CX20924 Voice Input Processor with embedded far-field voice processing technology, Smart Source Locator™ (SSL) that detects the direction of a user, and preloaded Alexa™ wake word.

CX22721

The Conexant CX22721 is a high performance, stereo
class-D amplifier designed to enable advanced in-air
playback functionality for systems that use Conexant
Voice Processors.

Conexant AudioSmart™ 2-mic Development Kit for Amazon AVS

DS20921

Conexant’s AudioSmart™ 2-Mic Development Kit for Amazon AVS features Conexant’s CX20921 Voice Input Processor with embedded hands-free voice processing technology and preloaded Alexa™ wake word. The kit is designed to help manufacturers and developers quickly and easily build smart home device prototypes that offer an ideal voice user experience.

  • CX20921 EVK
  • Stereo Microphones with Integrated Cable
  • Microphone Holder Board
  • Micro USB Cable
  • Type-A to Type-B Cable
  • Stereo 3.5mm Audio Cable
  • Cable Assembly
  • +5V Power Supply

CX20921

The CX20921 is a high-performance, far field voice input processor System-on-Chip (SoC). The CX20921 is the first product in this category with an integrated voice trigger function that supports a low system power Wake-on-Voice (WoV) function.

EVK Comparison

DS20924

DS20921

Board ShapeRoundRectangular
LEDProvided on Mic + LED ModuleN/A
Audio CodecLow Power 2W CodecN/A
Smart Source Locator (SSL)360 degreesN/A
Smart Source Pickup4 microphones2 microphones
Microphones SupportedDigitalDigital or Analog
Mic Placement ConfigurationSquareLinear
Noise SuppressionRobust to all noises including non-stationary TV, radio, etcRobust to stationary and semi-stationary noises
AEC Reference SupportedMonoStereo
Suitable ApplicationsTabletop devicesAll voice-enabled devices
Price$349$299

Amazon AVS Resources

Learn more about Amazon Alexa Voice Service and…

Offered Through Arrow Electronics

Arrow’s strategic partnership with Conexant enables manufactures, innovators, entrepreneurs through emerging and established enterprises to define their business opportunity to system architecture for accelerated time to market. Arrow Electronics will be sourcing components for, distributing and providing technical design support for Conexant’s AudioSmart™ 2-Mic Development Kit for Amazon Alexa Voice Service (AVS).

Conexant AudioSmart™ 2-mic Development Kit for Amazon AVS

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Conexant Systems, LLC is the CE industry’s go-to source for hardware and software solutions that offer unrivaled performance for audio and voice applications. The company combines its significant IP portfolio in DSP, analog and mixed signal technology with embedded software to enrich and expand audio and voice capabilities of products across nearly every vertical of the CE space.

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