ReSpeaker 2-Microphone Raspberry Pi HAT

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    Description

    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.

    Note: This product does not include the Raspberry Pi Zero board, please get the RPi Zero board separately here.

    Hardware overview:

    • BUTTON: a User Button, connected to GPIO17
    • MIC_Land MIC_R: 2 Microphones on both sides of the board
    • RGB LED: 3 APA102 RGB LEDs, connected to SPI interface
    • WM8960: a low power stereo codec
    • Raspberry Pi 40-Pin Headers: support Raspberry Pi Zero, Raspberry Pi 1 B+, Raspberry Pi 2 B, Raspberry Pi 3 B, and Raspberry Pi 3 B+
    • POWER: Micro USB port for powering the ReSpeaker 2-Mics Pi HAT, please power the board for providing enough current when using the speaker.
    • I2C: Grove I2C port, connected to I2C-1
    • GPIO12: Grove digital port, connected to GPIO12 & GPIO13
    • JST 2.0 SPEAKER OUT: for connecting speaker with JST 2.0 connector
    • 3.5mm AUDIO JACK: for connecting headphone or speaker with 3.5mm Audio Plug
    Warranty Period: 12 months
    Features
    • Raspberry Pi compatible. Supports
    • 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)
    • Application ideas:
      • Voice Interaction Application
      • AI Assistant
    • PCB dimensions: 65mm x30mm x15mm
    • Gross weight: 33g
    • Product weight: 11.6g

     

    Dimensions :

    Packing List
    • 1 x ReSpeaker 2-Microphone Raspberry Pi HAT
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    Tags: RPi, mic, speaker, audio, Raspberry Pi, Rasp Pi, hardware attached on top