Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Microcontroller | ESP32-D0WDQ6 Dual Core |
| Clock Frequency | Up to 240 MHz |
| Flash Memory | 4 MB |
| SRAM | 520 KB |
| Wi-Fi Standard | 802.11 b/g/n (2.4 GHz) |
| Bluetooth Version | v4.2 BR/EDR and BLE |
| GPIO Pins | 34 Programmable GPIOs |
| Interface Support | SPI, I2C, I2S, UART, ADC, DAC |
| Operating Voltage | 3.3V |
| Dimensions | 55mm x 28mm x 13mm |
Anonymous
Mar 29, 2026
Rating: 5/5
Reliable and Fast
Been using this for a weather station project. It connects reliably to my MQTT broker and the power consumption is manageable when using deep sleep modes.
Anonymous
Mar 23, 2026
Rating: 5/5
Perfect for IoT Prototyping
This board is exactly what I needed for my smart home project. The dual-core processor handles Wi-Fi and Bluetooth simultaneously without lag. Setup with the Arduino IDE was seamless.
Anonymous
Mar 19, 2026
Rating: 5/5
Robust connectivity
I've tested the range on both Wi-Fi and BLE, and it outperforms many other boards in this category. Highly recommended for anyone getting into ESP32 development.
Anonymous
Mar 19, 2026
Rating: 4/5
Good starter board
As a beginner, I found plenty of tutorials online specifically for this module. It took me a while to get the drivers installed on Windows, but once done, uploading code is easy.
Anonymous
Mar 10, 2026
Rating: 4/5
Great value, minor pin labeling issue
Excellent performance for the price. My only complaint is that some of the pin labels on the silkscreen are a bit small to read easily. Otherwise, it works flawlessly.
Anonymous
Mar 01, 2026
Rating: 5/5
Industry standard for a reason
We use these in our preliminary testing phases. They are consistent, durable, and the community support is unmatched. Definitely buying more.
Q: What is the maximum current output per GPIO pin?
A: Each GPIO pin can source or sink up to 40mA. However, the total current for all pins combined should not exceed specific limits outlined in the datasheet to avoid damage.
Q: Does this board come with a USB cable included?
A: No, the package typically includes only the development board. You will need a standard Micro-USB cable to connect it to your computer for programming and power.
Q: Is this compatible with the ESP-IDF framework?
A: Absolutely. This board is fully supported by the Espressif IoT Development Framework (ESP-IDF) as well as the Arduino IDE and MicroPython.
Q: Can I power this board with a 5V source?
A: Yes, you can supply 5V via the VIN pin or the Micro-USB port. The onboard regulator will step it down to the required 3.3V for the ESP32 chip.
Q: Does it support external antenna connection?
A: This specific model (ESP-WROOM-32) uses a built-in PCB antenna. If you require an external antenna connector, please look for the ESP32 DevKitC with an IPEX connector variant.
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