Ships from China
Keyestudio 5V ReSpeaker 2-Mic Pi HAT V1.0 Expansion Board For Raspberry Pi 4B/3B+/3B CE Certification
Availability: In stock



Product sharing
- Product information
- Product specifications
- High-concerned chemical: None
- Package: Other
- is_customized: Yes
- Supply Voltage: 5V
- Application: Speaker
- Type: Drive IC
- Brand Name: keyestudio
- Origin: Mainland China
- Condition: New
- Operating Temperature: 0-40
- Support: Raspberry Pi 4B/3B
- Two microphones: Mic L and Mic R
- Authentication certificate: CE
There are two microphones on the shield for sound collection, three APA102 RGB LEDs, one user button and two connectors for application extension. The shield comes with a 2.54mm Grove cable
In addition, a 3.5mm audio jack or XH2.54-2P speaker output can be used for audio output.
With this shield, you can build a more powerful and flexible voice product that integrates Amazon Amazona voice services, Google Assistant, and more.
Note:After plugging in speaker module, the status of RGB LED is not stable; however,the status is normal when testing RGB.
Features
Support the Raspberry Pi 3B
Two microphones (Mic L and Mic R)
Two Grove connectors
One User-defined button
3.5mm audio interface
XH2.54-2P audio output interface
Interface Explanations
Button: default connected to GPIO17
Mic L and Mic R: microphone (labeled LEFT and RIGHT)
**RGB LED:**three APA102 RGB LEDs, connected to the SPI interface of Raspberry Pi.
WM8960: Low Power Stereo Codec
Raspberry Pi 40 pin header: support the Raspberry Pi Zero, Raspberry Pi 3B and Raspberry Pi 4B.
POWER: Micro USB port that powers the ReSpeaker 2-Mic Pi HAT. Power the circuit board to supply enough current when use the speaker.
I2C: Grove I2C port, connected to I2C-1
GPIO12: Grove digital port, connected to GPIO12 and GPIO13
XH2.54-2P SPEAKER OUT: connecting speakers, XH2.54-2P connector
3.5mm audio jack: connecting headphones or speakers with 3.5mm audio plug
Note:The experiment is done with Raspberry Pi 3B. Yet other versions of Raspberry Pi may not be compatible.
(Not support Raspberry zero)
Tutorial https://docs.keyestudio.com/projects/KS0314/en/latest/docs/KS0314.html#interface-explanations




















