Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Microcontroller | ESP32-S3 |
| Flash Memory | 16 MB |
| PSRAM | 8 MB |
| Wireless Connectivity | Wi-Fi 4 (802.11 b/g/n) and Bluetooth 5 (LE) |
| USB Interface | USB OTG with Native USB Support |
| Form Factor | Nano Size (compatible with breadboards) |
| Operating Voltage | 3.3V |
| Input Voltage | 5V via USB or VIN pin |
| AI Capabilities | Optimized for TinyML and Voice Recognition |
| Development Environment | Arduino IDE, ESP-IDF, MicroPython |
Anonymous
Mar 23, 2026
Rating: 5/5
Fast shipping and works as advertised
Arrived well-packaged. The board booted up immediately with the default firmware. The 16MB flash is great for storing multiple OTA update partitions. Highly recommended for professional prototyping.
Anonymous
Mar 22, 2026
Rating: 5/5
Perfect for AI voice projects
This board is incredibly powerful for its size. The 8MB PSRAM makes handling audio buffers for the XiaoZhi AI module a breeze. Setup with ESP-IDF was smooth, and the native USB support eliminates the need for external converters.
Anonymous
Mar 16, 2026
Rating: 4/5
Solid performance for robotics
Using this as the brain for a small wheeled robot. The dual-core processor handles motor control and sensor fusion simultaneously without lag. Wish it had a built-in battery charging circuit, but that's a minor issue.
Anonymous
Mar 13, 2026
Rating: 5/5
Ideal for learning embedded AI
As a student, this board allowed me to run TensorFlow Lite models directly on the hardware. The documentation provided by the seller was helpful, and the community support for this specific module is growing fast.
Anonymous
Mar 06, 2026
Rating: 5/5
Best value ESP32-S3 board
I've tested several S3 boards, and this Nano version strikes the best balance between features and footprint. Wi-Fi range is solid, and Bluetooth LE connects instantly to my phone for debugging.
Anonymous
Mar 03, 2026
Rating: 4/5
Great specs, compact design
The N16R8 configuration offers plenty of storage for complex applications. I deducted one star only because the pin spacing is very tight, making it slightly tricky to solder headers without a microscope. Otherwise, performance is excellent.
Q: Can I power this board with a 9V battery?
A: Yes, you can connect a 9V battery to the VIN pin. The board has an onboard regulator that steps down the voltage to the required 5V/3.3V levels safely.
Q: What is the maximum current draw from the 3.3V pin?
A: We recommend drawing no more than 500mA from the 3.3V pin to ensure stable operation. For higher current peripherals, please use an external power source.
Q: Does the XiaGe XiaoZhi AI module require a subscription?
A: No, the hardware itself does not require a subscription. You can run local AI models freely. Cloud services integration depends on the specific software framework you choose to implement.
Q: Is the antenna internal or external?
A: This model features an onboard PCB antenna. There is also a U.FL connector available on some batch variations for connecting an external antenna if needed for extended range.
Q: Does this board support MicroPython out of the box?
A: The board comes with a basic bootloader, but you can easily flash MicroPython using esptool.py. It is fully compatible with the latest MicroPython builds for ESP32-S3.
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