ReSpeaker 4-Mic Array is $25 Quad Microphone Add-on Board for Raspberry Pi
Last year, Seeed Studio launched ReSpeaker WiFi Audio / IoT board based on Mediatek MT7688, as well as an optional microphone array board with 7 microphones and 12 LEDs. Later on, they introduced a…
Source: ReSpeaker 4-Mic Array is Quad Microphone Add-on Board for Raspberry Pi