Equipped with high-performance Xtensa 32-bit LX7 dual-core processor, up to 240MHz main frequency. Supports 2.4GH z Wi-Fi ( 802.11 b/g/n) and Bluetooth 5 (LE), with onboard antenna ^^ Built-in 512KB SRAM and 384KB ROM, with onboard 16MB Flash and 8MB PSRAM. Onboard 1.47 inch LCD display, 172320 resolution, 262K color ^^ Adapting multiple IO interfaces, integrates full-speed USB port. Onboard TF card slot for external TF card storage of pictures or files ^^ Supports accurate control such as flexible clock and multiple power modes to realize low power consumption in different scenarios ^^ Built-in RGB LED with clear acrylic sandwich panel for cool lighting effects