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ReSpeaker 2-Mics Pi HAT, respeaker hat, 2 mics hat, respeaker

ReSpeaker 2-Mics Pi HAT is a dual-microphone expansion board for Raspberry Pi designed for AI and voice applications. This means that you can build a more powerful and flexible voice product that integrates Amazon Alexa Voice Service, Google Assistant, and so on.

The board is developed based on WM8960, a low power stereo codec. There are 2 microphones on both sides of the board for collecting sounds and it also provides 3 APA102 RGB LEDs, 1 User Button and 2 on-board Grove interfaces for expanding your applications. What is more, 3.5mm Audio Jack or JST 2.0 Speaker Out are both available for audio output.


  • This product does not include the Pi Zero board

  • If you have any technical issue regarding sofeware, please visit the github page and submit your query.


  • Raspberry Pi compatible(Support Raspberry Pi Zero, Raspberry Pi 1 B+, Raspberry Pi 2 B, Raspberry Pi 3 B and Raspberry Pi 3B+ )

  • Dual-Microphones

  • 2 Grove Interfaces: support GPIO and I2C

  • Programmable Button and LED: one button and three LEDs

  • Stereo Codec with Class D Speaker Driver

  • Two types audio output socket : 3.5mm Audio Jack(40mW output ), JST2.0 Speaker Out(providing 1W into 8Ω loads)

  • Far field support (up to 3 meters)


1. Get started with Google Assistant

2. How to use button to trigger Google Assistant

An Open Software Ecosystem

We recognize that each project has different requirements and goals. As such we have worked to provide as much flexibility to developers as possible. Our quad-core solution allows us to run numerous software solutions. From the selection of algorithms, NLP services, smart assistants, operating systems, and more, we wish to support our users. If you have suggestions on what services you would like to see us officially support let us know on our forums, or if you enjoy the work yourself, submit a merge request to our github.

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