The ESP32-WROOM-32UE is a powerful Wi-Fi + Bluetooth combo module featuring the ESP32 dual-core processor with integrated U.FL connector for external antennas. Designed for high-performance wireless connectivity, it delivers fast processing, low power consumption, and flexible interfacing – making it ideal for IoT devices, smart electronics, automation systems, and industrial wireless applications.
Key Features
- Wireless Connectivity: 2.4 GHz Wi-Fi (802.11 b/g/n) and Bluetooth v4.2 (BR/EDR + BLE)
- Antenna: U.FL connector for external antennas
- Processor: Dual-core Xtensa® 32-bit LX6 CPU (up to 240 MHz)
- Memory: 520 KB SRAM and 4 MB Flash
- Operating Voltage: 3.0–3.6 V (typ. 3.3 V)
- Wireless Output Power: Up to +20 dBm (Wi-Fi)
- Interfaces: UART, SPI, I²C, I²S, CAN, SDIO with 34 programmable GPIOs, 12-bit ADC, and 8-bit DAC
- Power Consumption: Active TX/RX: ~180–260 mA, Light-sleep: ~0.8 mA, Deep-sleep: ~10–150 µA (depending on configuration)
- Operating Temperature: –40 °C to +85 °C
- Module Size: 18 mm × 25.5 mm
DHT11 Temperature & Humidity Sensor Module with LED
LILYGO T-Call V1.4 IoT Board with ESP32 and SIM800L GSM Module
4G LTE Antenna – High-Gain External Antenna for IoT Devices
HashStudioz 4G-LTE CAT-IV HAT with Raspberry Pi 4 (4GB Base) 







