Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Processor | Dual-core Xtensa LX7 ESP32-S3 up to 240 MHz |
| Display Type | 3.5-inch IPS LCD with rounded corners |
| Resolution | 480 x 320 pixels |
| Connectivity | Wi-Fi 802.11 b/g/n and Bluetooth 5 (LE) |
| Camera Interface | DVP interface supporting OV2640/OV5640 modules |
| Memory | 8MB PSRAM and 8MB Flash |
| AI Capability | Optimized for XiaoZhi voice assistant and edge AI |
| Interface Ports | USB Type-C, Micro-SD card slot, GPIO headers |
| Power Supply | 5V via USB or external Li-Po battery connector |
| Dimensions | 95mm x 65mm x 12mm |
Anonymous
Mar 25, 2026
Rating: 5/5
Robust build quality
The PCB feels sturdy and the components are well-soldered. I've been running it continuously for a week testing object detection algorithms without any overheating issues.
Anonymous
Mar 24, 2026
Rating: 4/5
Great hardware, documentation could be better
The board itself is fantastic with plenty of RAM for image processing. However, finding specific pinout diagrams for the camera module required some digging in the GitHub repo. Still highly recommended.
Anonymous
Mar 17, 2026
Rating: 5/5
Excellent display clarity
I bought this primarily for the 3.5-inch IPS screen. Colors are vibrant and viewing angles are excellent. The touch response is accurate, making it great for custom HMI dashboards.
Anonymous
Mar 16, 2026
Rating: 5/5
Perfect for Voice AI Projects
The integration with the XiaoZhi AI model is seamless. The screen quality is surprisingly good for the price, and the rounded corners give it a modern look. Setup took less than an hour.
Anonymous
Mar 11, 2026
Rating: 4/5
Good for learning embedded Linux alternatives
As someone transitioning from Arduino to more complex ESP32 projects, this board was a great step up. The camera support is a nice bonus for security camera prototypes.
Anonymous
Mar 03, 2026
Rating: 5/5
Best value ESP32-S3 board
Compared to other boards with similar specs, this offers the best value. The built-in microphone works well for voice commands, and the Wi-Fi range is solid throughout my workshop.
Q: What camera modules are compatible with the DVP interface?
A: It supports standard DVP cameras like the OV2640 and OV5640. Please ensure the voltage level matches (3.3V) to avoid damaging the sensor.
Q: Can I power this board directly with a 3.7V Li-Po battery?
A: Yes, there is a dedicated JST connector for Li-Po batteries. The board includes a charging circuit, so you can charge the battery via the USB-C port while connected.
Q: Is the touchscreen resistive or capacitive?
A: This specific model features a resistive touchscreen. While it requires slightly more pressure than capacitive screens, it works reliably with styluses and in various environmental conditions.
Q: Does this board support MicroPython out of the box?
A: Yes, the ESP32-S3 chip is fully compatible with MicroPython. You will need to flash the latest firmware version that supports the specific LCD driver used on this board.
Q: How do I access the XiaoZhi AI features?
A: You can access XiaoZhi features by downloading the pre-configured SDK from our official GitHub repository. It includes libraries for voice recognition and natural language processing tailored for this hardware.
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