Equipped with high-performance Xtensa 32-bit LX7 dual-core processor, with a main frequency of up to 240MHz Supports 2.4GHz Wi-Fi (802.11 b/g) and Bluetooth 5 (LE), with onboard antenna Onboard 512KB , 384KB ROM, 8MB PSRAM and 16MB Flash,Onboard 2.8-inch touch screen, 480x640 resolution Lead out UART, I2C and some 10 interfaces, integrated full-speed USB serial port,Onboard QM18658 six- sensor, clock sensor, Micro-SD card slot and battery charging management module, etc. Support flexible clock, multiple power modes and other accurate control to achieve multi-scenario low power consumption mode LCD screen parameters display panel:IPS LCD display size:2.8inch display resolution:480 x 640 Display color:65K Communication interface:SPI+RGB Driver IC:ST7701 Touch IC:GT911 Colour:As Shown Material:PCB Due to different batches, there may be differences in product appearance and printed text, which not affect use Package Contents: 1 * Display Development 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.