This product is a microcontroller development board that supports 2.4GHz Wi-Fi and Bluetooth BLE 5. It integrates large-capacity Flash and PSRAM, has an onboard 1.85-inch LCD screen, can smoothly run GUI interface programs such as LVGL, and combines a variety of peripheral interfaces to quickly develop applications such as HMI of ESP32-S3. Equipped with high-performance Xtensa 32-bit LX7 dual-core processor, with a main frequency of up to 240MHz. Supports 2.4 GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE), with onboard antenna. Built-in 512KB SRAM, 384KB ROM, 16MB Flash and 8MB PSRAM. Onboard 1.85-inch LCD screen, 360x360 resolution, 262K color. Support touch control through I2C interface, support interrupt Bring out UART, I2C and some 10 interfaces Onboard audio decoding chip, MIC, RTC clock sensor, Micro-SD card slot and battery charging management module and other resources Supports flexible clock, multiple power modes and other accurate control to achieve multi-scenario low power consumption mode The product appearance and printed words may vary depending on the batch, but this does not affect use. Colour:As Shown Material:ABS Specification:A:basic version Package Contents: 1 * ESP32-S3 Display Board Specification:B:with speaker and battery Package Contents: 1 * ESP32-S3 Display AI Board Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.