Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Microcontroller | ESP32-S3-WROOM-1 |
| CPU Frequency | Up to 240 MHz |
| Flash Memory | 8 MB PSRAM |
| Connectivity | Wi-Fi 2.4 GHz & Bluetooth 5 (LE) |
| Interface | USB Type-C for Power and Data |
| Audio Support | I2S Interface for Microphone and Speaker |
| Display Interface | SPI for LCD/OLED Screens |
| Programming Environment | Arduino IDE, ESP-IDF, MicroPython |
| Operating Voltage | 5V Input / 3.3V Logic |
| Dimensions | 56mm x 24mm x 12mm |
Anonymous
Mar 29, 2026
Rating: 5/5
Solid performance on edge AI
Running lightweight LLMs locally on this board works better than expected. The 8MB PSRAM is a game changer for buffering audio streams.
Anonymous
Mar 26, 2026
Rating: 4/5
Good kit, missing a case
The motherboard itself is fantastic and handles voice commands with low latency. I wish the kit included a 3D printable case file or a basic enclosure.
Anonymous
Mar 21, 2026
Rating: 5/5
Excellent value for learning
I bought this to teach my kids about IoT and AI. The visual model capabilities are impressive, and it connects to Wi-Fi instantly. Highly recommended for education.
Anonymous
Mar 21, 2026
Rating: 5/5
Best S3 board for voice apps
Compared to other development boards, this one has the best pin layout for connecting displays and microphones simultaneously. Very happy with my purchase.
Anonymous
Mar 14, 2026
Rating: 4/5
Great hardware, documentation could be better
The ESP32-S3 chip performs flawlessly with large model integrations. However, finding specific pinout diagrams for the audio codec took some digging in the GitHub repo.
Anonymous
Mar 06, 2026
Rating: 5/5
Perfect for AI Voice Projects
This board is exactly what I needed for my XiaoZhi voice assistant project. The setup was straightforward, and the microphone input quality is surprisingly good for a dev board.
Q: Is this compatible with the Arduino IDE?
A: Yes, fully compatible. You can install the ESP32 board package in Arduino IDE and start programming immediately using standard libraries.
Q: What is the maximum resolution supported for the display?
A: While dependent on your specific screen module, the SPI interface generally supports resolutions up to 320x240 smoothly for UI and visual model outputs.
Q: Can I power this via a battery?
A: Yes, you can connect a Li-Po battery to the designated battery pins, but please ensure the voltage is within the specified range (3.7V nominal) and use a protected cell.
Q: Does this board come with a built-in microphone?
A: No, the board features an I2S interface to connect an external digital microphone module, which allows for higher flexibility in placement and quality selection.
Q: Where can I find the sample code for the XiaoZhi AI integration?
A: Sample code and firmware binaries are available in the 'Examples' folder of our official GitHub repository under the 'XiaoZhi-Voice' directory.
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