The ESP32-WROOM-32D (4MB) is a powerful, low-cost Wi-Fi and Bluetooth module designed for modern IoT, smart device, and embedded system applications. Powered by Espressif’s ESP32 chipset, it features a dual-core 32-bit LX6 processor running up to 240 MHz, delivering high performance with ultra-low power consumption.
This module comes with an integrated PCB antenna, 4MB SPI flash, and supports Wi-Fi 802.11 b/g/n along with Bluetooth v4.2 (BR/EDR + BLE), making it ideal for wireless communication projects. Its compact form factor and rich peripheral support allow easy integration into both prototypes and mass-production designs.
Widely used in home automation, industrial IoT, wearable electronics, smart meters, and robotics, the ESP32-WROOM-32D offers excellent stability, security, and flexibility for developers and manufacturers.
Key Features
✅ Dual-core ESP32 processor up to 240 MHz
✅ 4MB SPI Flash memory
✅ Integrated Wi-Fi 802.11 b/g/n
✅ Bluetooth 4.2 (Classic + BLE)
✅ Built-in PCB antenna
✅ Ultra-low power consumption
✅ Supports UART, SPI, I2C, I2S, PWM, ADC, DAC
✅ Hardware encryption & secure boot support
✅ FCC, CE, IC certified module
Technical Specifications
Model: ESP32-WROOM-32D
Flash Memory: 4MB
CPU: Dual-core 32-bit LX6
Clock Speed: Up to 240 MHz
Wi-Fi: 2.4 GHz, 802.11 b/g/n
Bluetooth: v4.2 BR/EDR + BLE
Operating Voltage: 3.0V – 3.6V
Operating Temperature: –40°C to +85°C





























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