Adopting 802.11b or g or WiFiandBT module Low power dual core 32-bit CPU, can be used as an application processor The main frequency can reach up to 240MHz, and the computing power can reach up to 600DMIPS Built in 520KBSRAM Support UART or SPI or I2C or PWM or or ADC and other interfaces Support openOCD debugging interface Supports multiple sleep modes, with a current as low as 6.5uA during deep sleep Embedded LWip and FreeRTOS Support STA or AP or STAandAP mode Support Smart Config or AirKiss one click network configuration Universal AT commands, easy to learn Support local serial port upgrade and remote upgrade (FOTA).Product name: ESP32 WiFiandBT dual-mode development boardSPI Flash: default 32MbitBluetooth: Bluetooth 4.2BR or and BLE standardsWi-Fi:802.11b or g or Supported interfaces: UART SPI,SDIO,I2C,PWM,I2S,IR,ADC,On chip sensors: Hall sensors, temperature sensors, capacitive touch sensorsIO ports: 22Serial port speed: default 115200bpsSpectrum range: 2412-2484MHzAntenna form: onboard PCB antenna with a gain of 2dBiTransmission power:802.11b: 17 2dBm (11Mbps)802.11g: 14 2dBm (54Mbps)802.11n: 13 2dBm (MCS7)Receiving sensitivity:,1Mbps:-90dBm,11Mbps:-85dBm6Mbps (1 or 2BPSK): -88dBm54Mbps (3 or 464-QAM): -70dBmMCS7 (65Mbps, 72.2Mbps): -67dBmPower consumption: 300mA 3.3VSecurity: WPA or WPA2 or WPA2 Enterprise or WPSPower supply range:USB power supply: 5VVin pin power supply: 6.0V-12Vspecification:Type-CColour:BlackMaterial:PCBPackage Contents:1 x Development BoardOnly 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.