ReSpeaker Introduction

ReSpeaker is an open modular voice interface to hack things around you. Let you interact with your home appliances, your plant, your office, your internet-equipped devices or any other things in your daily life, all by your voice. The ReSpeaker project provides hardware components and software libraries to build voice enabled device.


The hardware components include I2S microphone array for Raspberry Pi, USB microphone array for Linux/Windows/macOS, standalone ReSpeaker Core v1.0 & v2.0.

Microphone Array

USB 6+1 Mic Array 4 Mic Array for Pi 2 Mic Array for Pi USB 4 Mic Array
Microphones 7 4 2 4
Shape circular square rectangle circular
Interface USB I2S I2S USB
RGB LEDs 12 12 3 12
Audio Output Mono NA Stereo Mono
Note built-In algorithms coming soon

Standalone ReSpeaker Core

ReSpeaker Core v1 (MT7688) ReSpeaker Core v2 (RK3229)
CPU MT7688 (MIPS24KEc, 580 MHz) RK3229 (4 ARM Cortex A7 cores, 1.5GHz)
RAM 256 MB 1 GB
Microphones 1 6
Shape circular hexagon
Interfaces WiFi, USB device WiFi, Bluetooth, Ethernet, HDMI, USB otg/host
loopback NA 2 channels


Audio processing algorithms including VAD, DOA, Beamforming, NS, AEC and KWS are available and are evolving rapidly.

Product List

Here is the list of the ReSpeaker Boards you can find in the Seeed WiKi. The list will be constantly updated.

The ReSpeaker Project

Please refer to ReSpeaker.io for more info.