Low-power dual-core 32-bit CPU, can be used as application processor Main frequency up to 240MHz, computing power up to 600DMIPS Built-in 520KB , supports UART/SPI/PWM//ADC and other interfaces With TF card slot for easy storage expansion 2.8-inch color screen, supports 16-bit RGB 65K color display, supports Smart Config/Airkiss one-click network configuration Product name: ESP32 WIFI+BT dual-mode development board display Display color: RGB 65K color Size: 2.8 inches Type: TFT Driver chip: ILI9341 Resolution: 320x240 Viewable area: 43.2x57.6mm Viewing angle: 60° Operating temperature: -20~70℃ Operating voltage: 5V Power consumption: 115mA Bluetooth: Bluetooth 4.2BR/ and BLE standards WIFI: 802.11b/g/ Supported interfaces: UART, SPI, SDIO, I2C, IR, ADC, , PWM IO ports: 22 Serial port rate: default 115200bps Spect range: 2412~2484MHZ Antenna type: onboard PCB antenna, gain 2dBi Security: WPA/WPA2/WPA2-Enterprise/WPS mit power: 802.11b:17±2dBm(@11Mbps)/802.11b:14±2dBm(@54Mbps) /802.11b:13±2dBm(@MC57) Interface sensitivity: ,1Mbps:-90dBm ,11Mbps:-85dBm 6Mbps(1/2BPSK):-88dBm 54Mbps(3/464-QAM):-70dBm MCS7(65Mbps,72.2Mbps)-67dBm Colour:As Shown Material:ABS+PCB Package Contents: 1 x Display 1 x Touch Pen 1 x Type-C Data Cable 1 x 4p Terminal To Cable 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.