[16 M X 5 PCS]

Datasheet: https://www.espressif.com/sites/default/files/documentation/esp32-wroom-32e_esp32-wroom-32ue_datasheet_en.pdf

ESP32-WROOM-32E and ESP32-WROOM-32UE are two powerful, generic Wi-Fi+BT+BLE MCU modules that target a wide variety of applications, ranging from low-power sensor networks to the most demanding tasks,such as voice encoding, music streaming and MP3 decoding.
ESP32-WROOM-32E comes with a PCB antenna, and ESP32-WROOM-32UE with an IPEX antenna. They both feature a 4 MB external SPI flash.