ESP32-WROOM-32 | 4MB (32Mbit) Flash | Wi-Fi + Bluetooth Module

The ESP32-WROOM-32 is a powerful, feature-rich Wi-Fi and Bluetooth SoC module designed for modern IoT, embedded, and wireless applications. Built around Espressif’s industry-proven ESP32 chipset, this module delivers high processing performance, low power consumption, and reliable wireless connectivity—making it a preferred choice for both prototyping and production-grade deployments.

With an integrated 4MB (32Mbit) SPI flash, onboard PCB antenna, and robust RF performance, the ESP32-WROOM-32 enables developers to design scalable, connected solutions with confidence. It supports Wi-Fi 802.11 b/g/n and Bluetooth v4.2 (BR/EDR + BLE) simultaneously, ensuring seamless communication across multiple protocols.

Key Features

• Dual-core Xtensa® 32-bit LX6 CPU up to 240 MHz

• Integrated 4MB (32Mbit) SPI Flash memory

• 2.4 GHz Wi-Fi (802.11 b/g/n) with TCP/IP stack

• Bluetooth v4.2 (Classic + BLE) support

• Integrated PCB antenna for stable RF performance

• Ultra-low-power modes for battery-operated designs

• Rich peripheral support: GPIO, UART, SPI, I2C, I2S, PWM, ADC, DAC

• Hardware security features: secure boot, flash encryption

Technical Specifications

• Operating Voltage: 3.0V – 3.6V

• Flash Memory: 4MB (32Mbit)

• Wireless: Wi-Fi + Bluetooth Dual Mode

• CPU: Dual-core LX6, up to 240 MHz

• Operating Temperature: -40°C to +85°C

• Antenna Type: Onboard PCB antenna

• Form Factor: Surface-mount module

Applications

• Internet of Things (IoT) devices

• Smart home and automation systems

• Industrial monitoring and control

• Wearable electronics

• Wireless sensor networks

• Robotics and embedded AI projects

Package Includes

• 1 × ESP32-WROOM-32 Wi-Fi Bluetooth Module (4MB Flash)

Important Notes

• This is a bare module and requires external programming circuitry

• Recommended for users with basic soldering and embedded development experience

Why Choose Elecsynergy?

• Authentic, quality-checked modules

• Secure packaging for ESD-sensitive components

• Fast dispatch and reliable support

• Trusted by students, engineers, startups, and training institutions