103030216 Datasheet 103030216 | P1-P3



ReSpeaker4‐MicArrayforRaspberryPi

SKU103030216



Description

ReSpeaker4‐MicArrayforRaspberryPiisaquad‐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.



DifferentfromReSpeaker2‐MicsPiHAT,thisboardisdevelopedbasedonAC108,ahighlyintegrated

quad‐channelADCwithI2S/TDMoutputtransitionforhighdefinitionvoicecapture.Besides,this4‐Mics

versionprovidesasupercoolLEDring,whichcontains12APA102programmableLEDs.Withthat4

microphonesandtheLEDring,RaspberryPiwouldhaveabilitytodoVAD(VoiceActivityDetection),

estimateDOA(DirectionofArrival)andshowthedirectionviaLEDring,justlikeAmazonEchoorGoogle

Home.

Note

 PleasenotethatthepackagedoesnotcontainRaspberryPi.

 PleasenotethattherearenoanyaudiooutputinterfacesonReSpeaker4‐MicArrayforRaspberryPi.It

isonlyforvoicecapture.AndyoucouldusetheheadphonejackonRaspberryPiforaudiooutput.

TechnicalDetails



Dimensions 65mmx65mmx9mm

Weight G.W20g

Battery Exclude

MIC 4analogmicrophones

LED 12APA102programableRGBLEDs,connectedtoSPIinterface

RaspberryPi40‐Pin

Headers

supportRaspberryPiZero,RaspberryPi1B+,RaspberryPi2Band

RaspberryPi3B

AC108 highlyintegratedquad‐channelADCwithI2S/TDMoutputtransition

SoftwareAlgorithm

VAD(VoiceActivityDetection),DOA(DirectionofArrival)and

KWS(KeywordSearch)

Grove 2GroveInterfaces

VoiceCaptureDistance 3metersradiusvoicecapture



PartList



ReSpeaker4‐MicArrayforRaspberryPi 1



https://www.seeedstudio.com/ReSpeaker‐4‐Mic‐Array‐for‐Raspberry‐Pi‐p‐2941.html9‐7‐17

P1-P3

103030216

Mfr. #:

Buy 103030216

Manufacturer:

Seeed Studio

Description:

Audio IC Development Tools ReSpeaker 4Mic Array for Rasp Pi

Lifecycle:

New from this manufacturer.

Delivery:

DHL FedEx Ups TNT EMS

Payment:

T/T Paypal Visa MoneyGram Western Union

Products related to this Datasheet

103030216