ReSpeaker 4-Mic Array for Raspberry Pi

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

Specifications

Brand	Seeed Studio
Product	ReSpeaker 4-Mic Array for Raspberry Pi
Battery	Exclude
MIC	4 analog microphones
LED	12 APA102 programable RGB LEDs, connected to SPI interface
Item Type:	Other Accs.
Supported	highly integrated quad-channel ADC with I2S/TDM output transition, AC108
Software Algorithm	VAD(Voice Activity Detection), DOA(Direction of Arrival) and KWS(Keyword Search)
Interface:	2 Grove Interfaces
Shipping Weight	0.038 kg
Shipping Dimensions	7 × 7 × 2 cm