Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Microcontroller | ESP32-S3-WROOM-1-N16R8 |
| Flash Memory | 16 MB |
| PSRAM | 8 MB Octal SPI |
| Wireless Connectivity | Wi-Fi 4 (802.11 b/g/n) and Bluetooth 5 (LE) |
| CPU Frequency | Up to 240 MHz |
| Interface | USB Type-C for Power and Programming |
| GPIO Pins | Multiple programmable GPIOs with capacitive touch support |
| AI Acceleration | Vector instructions for neural network acceleration |
| Operating Voltage | 3.3V logic level |
| Dimensions | Compact form factor suitable for wearable and IoT projects |
Anonymous
Mar 29, 2026
Rating: 5/5
Great Value for Specs
I switched from the older ESP32 modules to this S3 version specifically for the vector instructions. It significantly speeds up my audio processing tasks.
Anonymous
Mar 21, 2026
Rating: 5/5
Perfect for AIoT Prototyping
This board is fantastic for my smart home projects. The 16MB flash and 8MB PSRAM handle large models easily, and the USB-C connection makes flashing code a breeze.
Anonymous
Mar 18, 2026
Rating: 4/5
Solid Board, Minor Pinout Quirks
The performance is excellent and WiFi range is impressive. Just make sure to check the pinout diagram carefully as some pins have specific functions during boot.
Anonymous
Mar 07, 2026
Rating: 5/5
Easy to Get Started
As a beginner, I found the documentation easy to follow. It works seamlessly with the Arduino IDE and ESP-IDF. Highly recommended for learning.
Anonymous
Mar 03, 2026
Rating: 4/5
Reliable for Robotics Control
Using this for a small robot controller. The dual-core processor handles motor control and sensor reading simultaneously without lag. Very stable.
Anonymous
Mar 01, 2026
Rating: 5/5
Best ESP32-S3 Variant
The N16R8 configuration is exactly what I needed for running TinyML models locally. No external memory required, everything is on board.
Q: What is the maximum current this board can supply to peripherals?
A: The 3.3V pin can typically supply up to 500mA depending on your USB power source, but we recommend keeping high-current loads under 300mA to ensure stability.
Q: Does this board support MicroPython out of the box?
A: Yes, the ESP32-S3 is fully compatible with MicroPython. You will need to flash the firmware using a tool like esptool.py, but it runs very efficiently on this hardware.
Q: Does it come with a case or enclosure?
A: No, this listing is for the development board only. However, the standard pin layout allows it to fit many generic ESP32 cases available separately.
Q: Is an external antenna included or is it onboard?
A: This module comes with a high-performance onboard PCB antenna. There is also a connector option for an external antenna if you require extended range in metal enclosures.
Q: Can I use this for voice recognition projects?
A: Absolutely. The ESP32-S3 features vector instructions specifically designed to accelerate neural network operations, making it ideal for keyword spotting and basic voice commands.
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