ESP32-S3-WROOM-1 N8/N16 WiFi Dual-Core IoT Module

ESP32-S3-WROOM-1 WiFi Dual-Core Microcontroller Module

Take your IoT projects to the next level with the ESP32-S3-WROOM-1 microcontroller module — available in N8 (8MB Flash) and N16 (16MB Flash) variants. Built on the powerful Espressif ESP32-S3 dual-core Xtensa LX7 processor, this compact module delivers robust wireless connectivity, impressive processing power, and broad compatibility with the IoT ecosystem.

Whether you're prototyping smart home devices, wireless sensors, industrial automation controllers, or wearable electronics, this module provides a feature-rich platform that accelerates development from concept to deployment.

Made in Mainland China.

Key Features

• Dual-Core Xtensa LX7 CPU — High-performance processing up to 240 MHz for demanding applications
• Integrated 2.4 GHz Wi-Fi (802.11 b/g/n) — Seamless wireless communication for IoT connectivity
• Bluetooth 5 (LE) Support — Low-energy Bluetooth for versatile short-range communication
• N8 Variant: 8MB Flash | N16 Variant: 16MB Flash — choose the storage capacity your project demands
• 512KB SRAM — Ample memory for complex firmware and real-time operations
• Rich GPIO & Peripheral Support — SPI, I2C, UART, I2S, ADC, DAC, PWM, and more
• Low Power Modes — Deep sleep and light sleep modes for battery-powered applications
• PCB Antenna On-Board — Optimized RF performance without additional hardware
• Wide Voltage Compatibility — Meets international operating standards
• General Purpose Use — Ideal for hobbyists, engineers, and professional developers alike

Ideal Applications

• Smart home automation
• Wireless sensor networks
• Industrial IoT edge devices
• Wearable electronics
• Robotics & motor control
• Audio processing projects
• Prototyping & maker projects

Technical Specifications

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Frequently Asked Questions

Q: What is the difference between the ESP32-S3-WROOM-1-N8 and N16 variants?

A: The primary difference is flash storage capacity. The N8 variant includes 8MB of flash memory, while the N16 variant features 16MB of flash memory. Both share the same dual-core LX7 processor, Wi-Fi, Bluetooth 5 LE, and 512KB SRAM. Choose N16 if your IoT application requires storing larger firmware, OTA updates, or additional data assets.

Q: Is the ESP32-S3-WROOM-1 module compatible with Arduino IDE and MicroPython?

A: Yes! The ESP32-S3-WROOM-1 module is fully compatible with the Arduino IDE (using the ESP32 Arduino core), MicroPython, and the native ESP-IDF framework from Espressif. This makes it accessible for beginners using Arduino libraries as well as advanced developers building custom firmware with the IDF.

Q: Does this module have an on-board antenna, or do I need an external one?

A: The ESP32-S3-WROOM-1 features a built-in PCB trace antenna, so no external antenna is required for standard Wi-Fi and Bluetooth operation. This simplifies your board design and reduces component count in your IoT projects.

Q: What IoT project types is this module best suited for?

A: This module is highly versatile and well-suited for smart home devices, wireless sensor networks, edge computing nodes, wearable electronics, audio processing, robotics, and industrial IoT applications. Its dual-core architecture and ample flash options make it ideal for both simple prototypes and complex production-grade IoT solutions.