{"product_id":"esp32-wroom-32u-wifi-development-board-2-4g-antenna","title":"ESP32-WROOM-32U WiFi Development Board with 2.4G Antenna","description":"\n\u003ch2\u003eESP32-WROOM-32U WiFi \u0026amp; Bluetooth Development Board\u003c\/h2\u003e\n\u003cp\u003eThe ESP32 DevKitC with WROOM-32U module is an entry-level yet powerful development board designed for makers, engineers, and hobbyists. Featuring an integrated 2.4G external antenna connector, this board gives you the flexibility to boost wireless range for IoT, industrial automation, and prototyping projects. All ESP32 GPIO pins are conveniently broken out for easy access and breadboard compatibility.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eESP32-WROOM-32U Module\u003c\/strong\u003e – Dual-core Xtensa LX6 processor with integrated Wi-Fi and Bluetooth\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExternal 2.4G Antenna Support\u003c\/strong\u003e – U.FL\/IPEX connector for optional external antenna (antenna available as optional accessory)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBreadboard-Friendly Design\u003c\/strong\u003e – All pins broken out for quick prototyping and testing\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUSB to DC Programming Interface\u003c\/strong\u003e – Easy flashing and serial monitoring via USB cable\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Application Range\u003c\/strong\u003e – Ideal for IoT projects, industrial automation, smart home devices, and wireless sensor networks\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Durable\u003c\/strong\u003e – ABS + alloy construction for reliable everyday use\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo Battery Required\u003c\/strong\u003e – Powered directly via USB for bench use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModule:\u003c\/strong\u003e ESP32-WROOM-32U\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWireless:\u003c\/strong\u003e Wi-Fi 802.11 b\/g\/n + Bluetooth 4.2 \/ BLE\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAntenna:\u003c\/strong\u003e External 2.4GHz (U.FL connector)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e ABS + Alloy\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAccessory Type:\u003c\/strong\u003e USB to DC Cable\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBattery Included:\u003c\/strong\u003e No\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Includes:\u003c\/strong\u003e 1 × ESP32 Development Board (1 pc \/ 1 set)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Due to different monitor settings and lighting conditions, the actual color of the item may vary slightly from images shown. Please allow 1–3 cm measuring deviation due to manual measurement.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/electromagnetic-induction-tester-coil-motherboard-fault-detector\"\u003eElectromagnetic Induction Tester – Coil \u0026amp; Circuit Fault Detector\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0-10\/0-12\/0-25 Bar | DIY Tool\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.energystar.gov\/products\" target=\"_blank\" rel=\"noopener\"\u003eENERGY STAR product efficiency guidance\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the difference between the ESP32-WROOM-32U and the standard WROOM-32?\u003c\/h4\u003e\n\u003cp\u003eA: The ESP32-WROOM-32U features a U.FL\/IPEX connector for an external 2.4GHz antenna, whereas the standard WROOM-32 uses an on-board PCB antenna. The 32U variant is ideal when you need greater wireless range or when the board will be placed inside an enclosure that may obstruct signal.\u003c\/p\u003e\n\u003ch4\u003eQ: Do I need any special software to program the ESP32 DevKitC board?\u003c\/h4\u003e\n\u003cp\u003eA: No special software beyond a standard IDE is required. The ESP32 DevKitC is compatible with the Arduino IDE, ESP-IDF (Espressif's official framework), MicroPython, and PlatformIO. Simply install the ESP32 board package, connect via USB, and you're ready to start coding.\u003c\/p\u003e\n\u003ch4\u003eQ: Is an external antenna included with the board?\u003c\/h4\u003e\n\u003cp\u003eA: The external 2.4G antenna is listed as optional. Please check the product variant options at the time of purchase to confirm whether an antenna is included in your selected configuration.\u003c\/p\u003e\n\u003ch4\u003eQ: Can this board be used for industrial automation projects?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The ESP32-WROOM-32U is well-suited for industrial automation applications thanks to its dual-core processor, Wi-Fi and Bluetooth connectivity, and robust GPIO options. It supports a wide range of sensors, actuators, and communication protocols commonly used in industrial environments.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the difference between the ESP32-WROOM-32U and the standard WROOM-32?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The ESP32-WROOM-32U features a U.FL\/IPEX connector for an external 2.4GHz antenna, whereas the standard WROOM-32 uses an on-board PCB antenna. 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