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- SKU: 06130
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Seeed Studio reSpeaker 2-Mics Pi HAT for Raspberry Pi - WM8960 Audio Codec, 2 Analog Microphones, 3 APA102 RGB LEDs, 3.5mm Audio Jack, User Button, attached with NLU software algorithms, VAD,DOA, KWS
ReSpeaker 2-Mics Pi HAT is a dual-microphone expansion board for Raspberry Pi designed for AI and voice applications. You can build a more powerful and flexible voice product that integrates Amazon Alexa Voice Service, Google Assistant, and so on.
The reSpeaker 2-Mics Pi HAT has been equipped with 2 analogue microphones and WM8960 Audio Codec, for high-definition voice capture and process, designed to be the voice user interface for Raspberry Pi Series. Attach with NLU software algorithms, it has the abilities of Voice Activity Detection, Direction of Arrival and Key Word Spotting, widely used in Voice Interaction applications. It is a fine solution for local Neutral Language Understanding.
User Manual / Datasheet / Example Codes Etc.
Features
- 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)
- WM8960 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
Specifications
- MIC: 2 analog microphones
- LED: 3 APA102 RGB LEDs
- Raspberry Pi 40-Pin Headers: Support Raspberry Pi Zero, Raspberry Pi 1B+/2B/3B/3B+/4B
- WM8960 codec: Low power, high quality stereo Codec designed for portable digital audio applications
- Software Algorithm: VAD(Voice Activity Detection), DOA(Direction of Arrival) and KWS(Keyword Search)
- User button: 1 programmable button
- Voice Capture Distance: 3 meters radius voice capture
- Battery: Exclude
- JST2.0 Speaker Out
- Max Sample Rate: 48Khz
- Dimensions: 65mm x 30mm x 15mm
- Weight: G.W 33g
Application
- Voice Interaction Learning
- Secondary software Development
- Voice-based remote control cars
Package Includes
- 1x reSpeaker 2-Mics Pi HAT
Hardware Overview

- BUTTON: a User Button, connected to GPIO17
- MIC_Land MIC_R: 2 Microphones on both sides of the board
- RGB LED: 3 APA102 RGB LEDs, connected to SPI interface
- WM8960: a low power stereo codec
- Raspberry Pi 40-Pin Headers: support Raspberry Pi Zero, Raspberry Pi 1 B+, Raspberry Pi 2 B , Raspberry Pi 3 B and Raspberry Pi 3 B+
- POWER: Micro USB port for powering the ReSpeaker 2-Mics Pi HAT, please power the board for providing enough current when using the speaker.
- I2C: Grove I2C port, connected to I2C-1
- GPIO12: Grove digital port, connected to GPIO12 & GPIO13
- JST 2.0 SPEAKER OUT: for connecting speaker with JST 2.0 connector
- 3.5mm AUDIO JACK: for connecting headphone or speaker with 3.5mm Audio Plug
Warranty Terms :
Branded products (Waveshare/ Raspberry Pi/ Radxa/ DWIN etc) are as per brand warranty terms. Generic products are eligible for replacement within 7 days of delivery based on following conditions.
Products are eligible for a replacement if there is physical damage during transit or a clear manufacturing defect. Any claim for damage/ wrong items/ replacement must be made within 48 hours of successful delivery of the product. Requests for refund of amount or exchange of product(s) will be reviewed on a case by case basis and HUBTRONICS carries final rights to take a final decision on refund, store credit or exchange.
What to take care of ?
Most of our products are technical in nature and require trained personnel to handle them. Any kind of mishandling can result in damage or malfunctioning of the product, it is not possible for us to provide a replacement or refund if the product is damaged due to technical or physical mishandling.
Who pays the return shipping cost?
Free of cost return pickup from delivery address is eligible for products categorized as manufacturing defect/ Damage in transit/ Wrong items delivered. We do not support return pickup for any B2B order or offline orders not placed on website. Buyer need to arrange return shipping for B2B orders.
What voids warranty?
Please note that replacement/ return or refund is not possible if the product is not compatible with your system/application. Please check all the technical details/ dimensions etc. before ordering and contact us for any kind of clarifications.
If product is soldered/ programmed at any point or physically altered in any way, it is not eligible for return/ replacement. If the item requires soldering for testing, please ensure that you use suitable clips or jig to test it without soldering. Any kind of soldering job makes the product ineligible for return or replacement.
Following items are not eligible for return under any circumstances
- Device Programmers / Dongles
- Soldering Consumables (Wire, Flux etc)


