Raspberry Pi 4 ReSpeaker Intelligent Speech Recognition 2 Microphone

Product Introduction

ReSpeaker 2-Mics Pi HAT
Designed specifically for AI and voice applications, the Raspberry Pi dual-microphone expansion board.
This means you can build an integrated Amazon Alexa voice service, Google Assistant, and more,
making your voice products more powerful and flexible.

Hardware Features

Button: User-defined button connected to GPIO17;
MIC_L & MIC_R: Contains one microphone each on the left and right sides;
RGB LED: 3 APA102 RGB LEDs, connected to the SPI interface of the Raspberry Pi;
WM8960: Low power stereo codec;
Raspberry Pi 40-pin header: Supports Raspberry Pi Zero, Raspberry Pi 1 B+, Raspberry Pi 2 B, and Raspberry Pi 3 B;
POWER: Micro USB port for powering the ReSpeaker 2-Mics Pi HAT, please power the board when using speakers to provide sufficient 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, the JST 2.0 connector;
3.5mm audio jack: For connecting 3.5mm audio jack headphones or speakers.