The Espressif ESP32-S3FN8 is a dual-core Xtensa® LX7 SoC with integrated 8 MB QSPI flash, 512 KB SRAM, Wi-Fi (802.11 b/g/n), and Bluetooth 5 LE. Optimised for AIoT, it offers 45 GPIOs, dual 12-bit ADCs, timers, touch inputs, and hardware cryptography with secure boot and flash encryption. With multiple low-power modes and an embedded RISC-V coprocessor, it provides strong performance and efficiency for IoT, edge AI, and connected applications.