ReSpeaker 2-Mics Pi HAT

ReSpeaker 2-Mics Pi HAT is a dual-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.

Version

The reSpeaker 2-Mics Pi HAT has been upgraded to version 2.0, as of March 31, 2025,  we stock this new version. The codec chip has been replaced from WM8960 to TLV320AIC3104, enabling support for Raspberry Pi 5 and expanding the sampling rate range from 8 kHz to 96 kHz.

Kenmerken

• Voice User Interface for Raspberry Pi Series: Placed by 4 analogue microphones, which come with the Voice Interaction algorithms of VAD(Voice Activity Detection), DOA(Direction of Arrival), KWS(Key Word Spotting)
• TLV320AIC3104 Audio Codec: Low power, high-quality stereo Codec designed for portable digital audio applications
• Controllable Peripherals: Provide 3 programable APA102 RGB LEDs and 1 User Button for attached Speech Recognition usage
• Easy Assembly: Simply pop up on the Raspberry Pi to use

The reSpeaker 2-Mics Pi HAT is the voice user interface for Raspberry Pi Series, which has been equipped 2 analogue microphones and TLV320AIC3104 Audio Codec for high-definition voice capture. Attach with NLU software algorithms and noise reduction algorithms, it has the abilities of Voice Activity Detection, Direction of Arrival and Key Word Spotting, widely used in Voice Interaction applications.