Espressif Systems ESP-WROOM-02 SMD Modules integrate the ESP8266EX Wi-Fi SoC and provides excellent RF performance. The ESP-WROOM-02U module offers optimized RF performance compared to ESP-WROOM-02 and also integrates a U.FL connector. The ESP-WROOM-02U module features dimensions of 18mm x 14.3mm x 3.2mm while the same for ESP-WROOM-02 are 18mm x 20mm x 3mm.
Features
ESP8266EX coreIPEX antennaUART/HSPI/I
2C/I
2S/IR, remote control, and GPIO/PWM peripheral interfaces
Specifications
Wi-Fi 802.11 b/g/n2.7V to 3.6V operating voltage
