The ESP32-WROOM-32D (16MB) is a powerful, compact wireless module designed for advanced IoT applications. Powered by Espressif’s high-performance SoC, it integrates dual-core processing, Wi-Fi, Bluetooth (Classic + BLE), and a generous 16MB flash for demanding embedded systems. With industrial-grade operating temperatures and deep sleep current as low as 2.5 µA, it strikes a perfect balance between performance and power efficiency.

Specifications

• Processor: 240 MHz dual-core Tensilica LX6 (600 DMIPS)
• Flash Memory: 16 MB
• SRAM: 520 KB integrated
• Wi-Fi: IEEE 802.11 b/g/n HT40
• Bluetooth: Dual Mode – Classic + BLE
• Operating Voltage: 2.2 V – 3.6 V DC
• Temperature Range: –40 °C to +125 °C
• Antenna Options: Onboard PCB or IPEX connector for external antenna
• Deep Sleep Current: 2.5 µA
• Wi-Fi Modes: Sniffer, Station, SoftAP, and Wi-Fi Direct
• Max Data Rates:
  • 150 Mbps @ 802.11n HT40
  • 72 Mbps @ 802.11n HT20
  • 54 Mbps @ 802.11g
  • 11 Mbps @ 802.11b
• Transmit Power: Up to 19.5 dBm
• Receiver Sensitivity: –98 dBm
• UDP Throughput: 135 Mbps sustained

Features

• High-Performance Dual-Core MCU for multitasking and edge processing
• Integrated Wi-Fi + Bluetooth for versatile wireless connectivity
• Large 16MB Flash ideal for complex firmware, OTA updates, and secure storage
• Low-Power Design with ultra-efficient sleep modes for battery-powered projects
• Wide Industrial Temperature Tolerance for robust deployment
• Flexible Antenna Configuration—choose onboard or external for optimal signal strength
• Multiple Wi-Fi Modes for seamless IoT integration across protocols
• Ideal for smart home, industrial automation, edge AI, and embedded networking projects

Guide: ESP32-WROOM-32D_16MB