The ESP32-WROOM-32UE is a powerful Wi-Fi + Bluetooth Low Energy (BLE) module from Espressif Systems, designed for secure, high-performance wireless communication in embedded and IoT products.
Unlike PCB-antenna variants, the 32UE version features an IPEX (u.FL) connector, allowing the use of external antennas for improved RF performance, enclosure flexibility, and regulatory compliance.
Key Features
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Dual-core ESP32 processor
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Integrated 2.4GHz Wi-Fi (802.11 b/g/n)
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Bluetooth v4.2 BR/EDR + BLE
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4MB onboard SPI flash memory
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External antenna support via IPEX connector
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Low-power modes for battery-powered designs
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Secure boot, flash encryption support
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FCC / CE / IC / RoHS certified module
Typical Applications
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IoT gateways and edge devices
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Industrial automation systems
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Smart home controllers
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Wireless sensor nodes
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Connected appliances
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Data loggers and telemetry units
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Wearables and BLE beacons
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Secure Wi-Fi embedded systems
Electrical Characteristics
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Wi-Fi Standard: IEEE 802.11 b/g/n
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Bluetooth: v4.2 BR/EDR + BLE
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Operating Voltage: 3.0V – 3.6V
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Flash Memory: 4MB
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RF Frequency: 2.4GHz ISM band
Mechanical Specifications
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Module Type: ESP32-WROOM-32UE
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Antenna Interface: IPEX (u.FL)
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Mounting: Surface mount (SMD)
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Shielded RF module
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Manufacturer: Espressif Systems
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