ReSpeaker 2-Mics Pi HAT Dual Microphone Expansion Board for Raspberry Pi Zero/Zero W/3B/2B/B+

  • $14.59
    Unit price per 
  • Save $1.40


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.

Raspberry Pi compatible(Support Raspberry Pi Zero, Raspberry Pi 1 B+, Raspberry Pi 2 B and Raspberry Pi 3 B)
2 Grove Interfaces: support GPIO and I2C
Programmable Button and LED: one button and three LEDs
Audio codec onboard
Two types audio output socket : 3.5mm Audio Jack, JST2.0 Speaker Out
Far field support (up to 3 meters)
Dimensions  :  65mm x 30mm x 15mm
Battery  :  Exclude

Creative applications:
Voice interaction application
AI Assistant

Hardware Overview:
Button: User-defined button connected to GPIO17
MIC_L&MIC_R: There is a microphone on the left side of the left
RGB LED: 3 APA102 RGB LEDs, SPI interface to Raspberry Pi
WM8960: Low-Power Stereo Codec
Raspberry Pi 40 Needle: Support Raspberry Pi Zero, Raspberry Pi 1 B +, Raspberry Pi 2 B and Raspberry Pi 3 B
POWER: Micro USB port used to power the ReSpeaker 2-Mics Pi HAT. Power the board while using the speaker to provide enough current.
I2C: Grove I2C port, connected to I2C-1
GPIO12: Grove digital port, connected to GPIO12 and GPIO13
JST 2.0 SPEAKER OUT: For connecting speakers, JST 2.0 connector
3.5mm audio jack: for connecting headphones or speakers with 3.5mm audio plugs

This product does not include the Raspberry Pi board.

Packing List:

1 * ReSpeaker 2-Mics Pi HAT for Raspberry Pi

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