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ESP32 WROOM DA Module: Dual Antenna Precision

New ESP32-WROOM-DA module launched by Espressif System. The most remarkable thing about this module is that it has a dual PCB antenna to achieve high-quality and Long-Range wireless connectivity across large areas. This post will cover an intro to this new module with all specs that Espressif has provided, so stay tuned with us to know more about it.
ESP32 wroom 32d to new ESP32 wroom DA

Table Of Contents :

  • Introduction to ESP32 WROOM DA
  • ESP32-WROOM-DA Module Specifications
  • ESP32-WROOM-DA Pinout
  • Where to Buy
  • Conclusion

Introduction to ESP32 WROOM DA

ESP32-WROOM-DA module introduces a groundbreaking approach to IoT connectivity, equipped with dual complementary PCB antennas strategically positioned for optimal wireless performance.

Designed to provide Wi-Fi and Bluetooth (Classic & Low-Energy) connectivity, along with power-efficient modes, the ESP32-WROOM-DA empowers developers to create intricate IoT applications with unwavering connectivity.

The module’s distinctive antenna configuration not only enhances functionality but also offers an appealing aesthetic reminiscent of a house’s silhouette. The innovative antenna design of the ESP32-WROOM-DA module ensures robust wireless communication, even in challenging environments, opening doors for IoT applications that demand stable connectivity across diverse scenarios.

New ESP32 wroom da module first look

The unique antenna design of the ESP32-WROOM-DA module provides excellent wireless communication, even under challenging circumstances.
Thus, makers using ESP32-WROOM-DA can now develop IoT applications that need stable connectivity over a broad spectrum or deploy Wi-Fi in challenging and hazardous environments.

Espressif has declared the following new features that the new module will serve:

  1.  High-quality and stable wireless connectivity.
  2. Long-range wireless coverage over expansive areas.
  3. The module can switch between its two antennas based on wireless network strength.
  4. Overcome communication problems in Wi-Fi-dead spots.

ESP32-WROOM-DA Module Specification

At the core of the ESP32-WROOM-DA module lies the ESP32-D0WD-V3 chip.  

A technological marvel boasting the chip comes with the following specification:

  • Xtensa® 32-bit LX6 dual-core processor.
  • The maximum frequency of 240 MHz
  • SRAM of 520 KB 
  • ROM of 448 KB
  • 16 KB SRAM in RTC
ESP32 D0WD V3 IC image

The ESP32-D0WD-V3 chip represents an evolution from the ESP32-D0WD chip, now referred to as ECO V3. Espressif’s recent implementation of a wafer-level change enhances performance and functionality across the ESP32 Series, particularly evident in the ECO V3 chip.

You can find all significant design changes in the ECO V3 chip.

Espressif has stated that this new module works according to signal strength, selecting the strongest signal to ensure continuous communication. In scenarios where a weak signal is detected, the module seamlessly switches to the alternative antenna with superior signal strength, facilitated by a specialized API call.

ESP32-WROOM-32E DA Pinout

The ESP32-WROOM-DA stands as a pin-compatible successor to the ESP32-WROOM-32E module. This compatibility streamlines the transition for users familiar with the previous iteration, including those utilizing the widely adopted ESP32-WROOM-32D.

The module’s comprehensive pinout is detailed in the official ESP32-WROOM-DA datasheet, accessible here ESP32 WROOM DA.

ESP32 wroom DA module pinout

Espressif officially released their ESP32-WROOM-DA datasheet hear is the datasheet link Click Here. Based on the 32E module, we have come up with an ESP32-WROOM-DA pinout.

Where to Buy?

Experience the transformative capabilities of the ESP32-WROOM-DA by acquiring it through Adafruit. Purchase this remarkable module link.


The ESP32-WROOM-DA heralds a new era in IoT and IIoT realms, reshaping the possibilities of deployment and connectivity. With its innovative antenna design, this module empowers the deployment of IoT devices in previously challenging environments. Anticipation surrounds the imminent exploration of the ESP32-WROOM-DA’s capabilities, underscoring its potential to revolutionize the landscape of IoT.

Stay tuned for updates on this extraordinary module. For more insights and updates on ESP-related innovations, subscribe to our weekly newsletter.

More Projects On ESP32

❑ Guide to Install ESP32 on Arduino IDE.

❑ Get alerts on WhatsApp with ESP32 when a door opens.

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June 1, 2023 6:12 pm

The ESP32-WROOM-DA module uses GPIO 2 and GPIO 25 to select which antenna is active. These are referenced from the datasheet for the module in table 3 (just after the pin assignment list). Make sure you are selecting “ESP32-WROOM-DA Module” in the boards menu which has additional defines added to enable dual antenna mode support.

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