ESP32-S3 1.43 Inch AMOLED Round Touch Display Development Board Supports AI Speech Interaction And Online LLM Platforms Without Lithium Batteries 1. Equipped with the ESP32-S3-PICO-1-N8R8 high-performance Xtensa 32-bit LX7 dual-core processor, with a main frequency of up to 240 MHz 2. Supports 2.4GHz Wi-Fi (802.11 bgn) and Bluetooth 5 (LE), with built-in antenna 3. Equipped with 512KB SRAM and 384KB ROM, and stacked 8MB Flash and 8MB PSRAM 4. Adopting Type-C interface, enhancing the user usage convenience and device compatibility 5. Equipped with a 1.43-inch capacitive touch high-definition AMOLED screen, with a resolution of 466 x 466, 16.7M colors, capable of clearly displaying color images 6. Using AMOLED screen, featuring higher contrast, wider viewing angle, rich colors, and superior visual effect. It also has the advantages of a slim design, low power consumption, fast response, and high flexibility 7. Equipped with the CO5300 driver chip and the CST820 capacitive touch chip, communicating via QSPI and I2C interfaces respectively, without occupying too many interface pin resources 8. Equipped with a dual microphone array, capable of implementing audio algorithms such as noise reduction and echo cancellation, suitable for precise voice recognition and near-fieldfar-field voice wake-up applications 9. Equipped with a BOOT custom function side button, facilitating the development of custom functions by using the button 10. Equipped with a 3.7V MX1.25 lithium battery charging and discharging interface 11. Exports 1 I2C, 1 UART and 1 USB pad, available for external devices and debugging use, allowing flexible configuration of peripheral functions 12. Packaging list: ESP32-S3-Touch-AMOLED-1.43C host x 1; silver polyester drawstring x 1