Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Microcontroller | ESP32-WROOM-32 Dual Core |
| Connectivity | Wi-Fi 802.11 b/g/n and Bluetooth 4.2 BR/EDR & BLE |
| Flash Memory | 4MB SPI Flash |
| Operating Voltage | 3.3V (Input via Micro-USB: 5V) |
| GPIO Pins | 30+ Programmable GPIOs |
| Audio Interface | I2S Support for Microphone and Speaker |
| Display Support | SPI/I2C OLED and LCD Compatible |
| Programming Environment | Arduino IDE, ESP-IDF, MicroPython |
| Kit Includes | Board, USB Cable, Speaker, Mic, Acrylic Case, Jumper Wires |
| Dimensions | 55mm x 28mm x 12mm (Board only) |
Anonymous
Mar 29, 2026
Rating: 5/5
Perfect starter kit for AI voice projects
This board made setting up a voice assistant incredibly easy. The documentation for the Xiaozhi robot project was clear, and the hardware worked out of the box. Great value for learning embedded AI.
Anonymous
Mar 25, 2026
Rating: 4/5
Good hardware, steep learning curve for beginners
The ESP32 chip is powerful and the audio quality is surprisingly good. However, if you are new to coding, expect to spend some time reading the wiki. Once configured, the emotional conversation features are fun.
Anonymous
Mar 23, 2026
Rating: 5/5
Excellent educational tool for kids
Bought this for my teenager who is interested in robotics. We built the robot together over the weekend. The support team was very helpful when we had trouble with the Wi-Fi configuration.
Anonymous
Mar 15, 2026
Rating: 5/5
Best ESP32 kit for voice interaction
I have tried several development boards, but this specific kit saves so much time on wiring and setup. The pre-configured AI scripts allow you to focus on customizing the personality rather than debugging drivers.
Anonymous
Mar 15, 2026
Rating: 4/5
Great for university projects
Using this for my final year IoT project. The ability to integrate emotional responses makes my prototype stand out. Only minor issue was the speaker volume could be slightly louder.
Anonymous
Mar 02, 2026
Rating: 5/5
Robust connectivity and fast processing
Impressed by how quickly the dual-core processor handles natural language processing tasks locally before sending data to the cloud. The Bluetooth connection is stable, and the pinout is standard.
Q: Can I program this using Python?
A: Yes, the ESP32 board is fully compatible with MicroPython. We also provide example codes in C++ for the Arduino IDE and support for the official ESP-IDF framework.
Q: Is the acrylic case durable enough for daily use?
A: The included acrylic case is designed to protect the board from dust and minor bumps during experimentation. For rugged industrial deployment, we recommend designing a custom 3D-printed enclosure.
Q: What microphone is included in the kit?
A: The kit includes an omnidirectional MEMS microphone module connected via I2S interface, which provides clear audio capture for voice commands and conversations.
Q: Does this board support offline voice recognition?
A: The board supports basic offline commands, but the advanced 'Xiaozhi' emotional conversation features primarily rely on cloud-based APIs for natural language understanding. You can customize the balance between local and cloud processing in the code.
Q: How do I access the technical support mentioned?
A: After purchase, you will receive an email with a link to our dedicated GitHub repository and Discord community where our engineering team answers questions. There is also a comprehensive wiki available 24/7.
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