Description

ReSpeaker 4-Mic Array for Raspberry Pi is a 4-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. This product does not have audio output. If this is a requirement please consider the??ReSpeaker 6-Mic Circular Array Kit For Raspberry Pi,? the speaker 4-Mic Linear Array Kit for Raspberry Pi,? or the??ReSpeaker Mic Array v2.0.

Features?

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+, Pi 2 B, Pi 3 B, 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

Package Includes:
1 x ReSpeaker 4-Mic Array for Raspberry Pi