The ESP32-S3-WROOM-1-N8R8 with Multiprotocol Modules (Engineering Samples Only) is a SMD module manufactured by Espressif featuring an ESP32-S3R8 with 8 MB octal PSRAM die, 8 MB quad SPI flash, and a PCB antenna. The module has Bluetooth and Wi-Fi Radio transceivers for connection to other devices. It has an operating temperature range of -40 to +85 degrees Celsius and can support a supply voltage ranging from 3.3V to 4V. The module also consists of three high-performance memory interfaces, including an octal PSRAM die, a QSPI Flash, and an embedded CPU core. The module can be used to develop wireless gadgets, including LoRa networks, remote monitoring systems, and home automation applications.