---
product_id: 442244312
title: "BIGTREETECH ESP32U ESP32-WROOM Development Board Wi-Fi+BT+BLE MCU Module with IPEX Antenna Dual-core Microcontroller Wireless Bluetooth WiFi Module for Ender 3/5 SKR2 Octopus Octopus pro"
brand: "bigtreetech"
price: "C$32"
currency: NIO
in_stock: false
url: https://www.desertcart.ni/products/442244312-bigtreetech-esp32u-esp32-wroom-development-board-wi-fi-bt-ble
store_origin: NI
region: Nicaragua
---

# Dual-core 240 MHz Xtensa LX6 CPU Wi-Fi 802.11b/g/n up to 150 Mbps Low-power Bluetooth 4.2 + BLE BIGTREETECH ESP32U ESP32-WROOM Development Board Wi-Fi+BT+BLE MCU Module with IPEX Antenna Dual-core Microcontroller Wireless Bluetooth WiFi Module for Ender 3/5 SKR2 Octopus Octopus pro

**Brand:** bigtreetech
**Price:** C$32
**Availability:** ❌ Out of Stock

## Summary

> 🚀 Power your projects with the ultimate wireless brain — don’t get left offline!

## Quick Answers

- **What is this?** BIGTREETECH ESP32U ESP32-WROOM Development Board Wi-Fi+BT+BLE MCU Module with IPEX Antenna Dual-core Microcontroller Wireless Bluetooth WiFi Module for Ender 3/5 SKR2 Octopus Octopus pro by bigtreetech
- **How much does it cost?** C$32 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.ni](https://www.desertcart.ni/products/442244312-bigtreetech-esp32u-esp32-wroom-development-board-wi-fi-bt-ble)

## Best For

- bigtreetech enthusiasts

## Why This Product

- Trusted bigtreetech brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Future-Proof OTA Upgrades:** Secure, encrypted over-the-air updates keep your projects cutting-edge without the hassle of manual reprogramming.
- • **Blazing Fast Dual-Core Power:** Harness the ESP32-D0WD-V3 chip with up to 240 MHz clock speed for seamless multitasking and high-performance control.
- • **Robust 4MB SPI Flash Storage:** Ample onboard flash memory ensures smooth firmware updates and reliable data handling for complex applications.
- • **Triple Wireless Connectivity:** Stay connected effortlessly with integrated Wi-Fi, Bluetooth Classic, and Bluetooth Low Energy in one compact module.
- • **Versatile Integration for Makers:** Compatible with Ender 3/5, SKR2, Octopus, and Octopus Pro boards—perfect for DIY pros and innovators pushing boundaries.

## Overview

The BIGTREETECH ESP32U Development Board features a dual-core 240 MHz ESP32-D0WD-V3 microcontroller with integrated Wi-Fi 802.11b/g/n (up to 150 Mbps) and Bluetooth 4.2 + BLE connectivity. Equipped with 4 MB SPI flash and an IPEX antenna, it supports secure OTA firmware upgrades and a wide range of interfaces, making it ideal for advanced 3D printer controllers and IoT applications.

## Description

BIGTREETECH ESP32U is universal Wi-Fi+BT+BLE MCU modules, powerful and versatile, which targets at a wide variety of applications, ranging from low-power sensor networks to the most demanding tasks, such as voice encoding, music streaming and MP3 decoding. ESP32E mode adopts PCB onboard antenna, and is configured with 4 MB SPI flash. Features:MCU:Built-in ESP32-D0WD-V3 chip, Xtensa dual-core 32Bit LX6 microprocessor supporting clock frequencies up to 240 MHzRate 448 KBytes ROM for booting and core functions 520 KBytes on-chip SRAM 16 KB RTC SRAM WI-FI 802.11b/g/n (802.11n data rates up to 150 Mbps) Supports A-MPDU and A-MSDU aggregation Supports 0.4 µs guard interval Working channel center frequency range: 2412 ~ 2484 MHz Bluetooth Bluetooth V4.2 BR/EDR and Bluetooth LE standards Class-1, class-2 and class-3 transmitters AFH CVSD and SBCHardware Module interface: SD card, UART, SPI, SDIO, I2C,LED PWM, Motor PWM, I2S, IR, Pulse Counter,GPIO, capacitive touch sensor, ADC, DAC, 2-wire steam Vehicle Interface 40 MHz crystal 4 MB SPI flash Operating voltage/supply voltage: 3.0 ~ 3.6 V Recommended operating temperature range: –40 ~ 85 °C ESP32 has 5 strapping pins MTDI GPIO0 GPIO2 > MTDO GPIO5 If you have any problems, please feel free to contact us via .We're here to help.

## Features

- Powerful Control Chip: The core of this ESP32U Wi-Fi+BT+BLE MCU Module is the ESP32-D0WD-V3 chip, scalable and adaptive.There're two low-power Xtensa 32Bit LX6 microprocessors that can be individually controlled or powered, and the clock frequency ranges from 80 MHz to 240 MHz.
- Versatile Integration: Adopts IPEX antenna, the ESP32U modules is configured with 4 MB SPI flash. Theversatile module integrates with Bluetooth( Classic), Bluetooth LE(Low Energy) and Wi-Fi, making it powerful 3-in-1. As it's just a module, you need to solder it on board with support circuit for use.
- Wide Application: The ESP32U Wi-Fi mode is a powerful universal WiFi-BT-BLE MCU module that targets at wide applications ranging from low-power sensor networks to the most demanding tasks such as voice coding, music streaming and MP3 decoding.
- Future-proof Module: The operating system for ESP32 chip is freeRTOS with LWIP, and built in TLS 1.2 with hardware acceleration as well. Supports secure (encrypted) over the air (OTA) upgrade, so that users can continually upgrade their products even after their release.
- One-Year Warranty: This ESP32U mode supports data rates of up to 150Mbps, and 22 dBm output power at the PA to ensure the widest physical range. If you have any problems, please feel free to tell us.

## Product Details

- **Brand:** BIGTREETECH
- **Model name:** BIGTREETECH ESP32U
- **Memory storage capacity:** 4 MB
- **CPU speed:** 2.4E+2 MHz
- **Connectivity technology:** GPIO, Wi-Fi

## Images

![BIGTREETECH ESP32U ESP32-WROOM Development Board Wi-Fi+BT+BLE MCU Module with IPEX Antenna Dual-core Microcontroller Wireless Bluetooth WiFi Module for Ender 3/5 SKR2 Octopus Octopus pro - Image 1](https://m.media-amazon.com/images/I/51ho3l-RTkL.jpg)
![BIGTREETECH ESP32U ESP32-WROOM Development Board Wi-Fi+BT+BLE MCU Module with IPEX Antenna Dual-core Microcontroller Wireless Bluetooth WiFi Module for Ender 3/5 SKR2 Octopus Octopus pro - Image 2](https://m.media-amazon.com/images/I/613PC04mzxL.jpg)
![BIGTREETECH ESP32U ESP32-WROOM Development Board Wi-Fi+BT+BLE MCU Module with IPEX Antenna Dual-core Microcontroller Wireless Bluetooth WiFi Module for Ender 3/5 SKR2 Octopus Octopus pro - Image 3](https://m.media-amazon.com/images/I/519tG9Va2hL.jpg)
![BIGTREETECH ESP32U ESP32-WROOM Development Board Wi-Fi+BT+BLE MCU Module with IPEX Antenna Dual-core Microcontroller Wireless Bluetooth WiFi Module for Ender 3/5 SKR2 Octopus Octopus pro - Image 4](https://m.media-amazon.com/images/I/61pFRUFGiRL.jpg)
![BIGTREETECH ESP32U ESP32-WROOM Development Board Wi-Fi+BT+BLE MCU Module with IPEX Antenna Dual-core Microcontroller Wireless Bluetooth WiFi Module for Ender 3/5 SKR2 Octopus Octopus pro - Image 5](https://m.media-amazon.com/images/I/61jITCX73vL.jpg)

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*Product available on Desertcart Nicaragua*
*Store origin: NI*
*Last updated: 2026-02-07*