Adopting 802.11b/g/n WiFi and Bluetooth module; Low power dual-core 32-bit CPU, can be used as an application processor; Main frequency up to 240MHz, computing power up to 600 DMIPS; Built-in 520 KB SRAM; Supports UART, SPI, I2C, PWM, DAC, ADC and other interfaces; Supports OpenOCD debugging interface; Supports multiple sleep modes, with current as low as 6.5 µA during deep sleep; Embedded LwIP and FreeRTOS; Supports STA, AP, and STA+AP modes; Supports Smart Config and AirKiss one-click network configuration; Universal AT commands, easy to learn; Supports local serial port upgrade and remote firmware-over-the-air (FOTA) upgrade. Product name: ESP32 WiFi+BT Dual-Mode Development Board SPI Flash: Default 32 Mbit Bluetooth: Bluetooth 4.2 BR/EDR and BLE Wi-Fi: 802.11b/g/n Supported interfaces: UART, SPI, SDIO, I2C, PWM, I2S, IR, ADC, DAC On-chip sensors: Hall sensor, temperature sensor, capacitive touch sensors IO ports: 22 Serial port speed: Default 115200 bps Frequency range: 2412–2484 MHz Antenna type: Onboard PCB antenna with 2 dBi gain Transmit power:  802.11b: 17 ± 2 dBm (11 Mbps)  802.11g: 14 ± 2 dBm (54 Mbps)  802.11n: 13 ± 2 dBm (MCS7) Receiver sensitivity:  CCK, 1 Mbps: –90 dBm  CCK, 11 Mbps: –85 dBm  6 Mbps (1/2 BPSK): –88 dBm  54 Mbps (3/4 64-QAM): –70 dBm  MCS7 (65/72.2 Mbps): –67 dBm Power consumption: 300 mA at 3.3 V Security: WPA, WPA2, WPA2 Enterprise, WPS Power supply range:  USB power supply: 5 V  Vin pin power supply: 6.0 V–12 V Form factor: Type-C Color: Black Material: PCB Package Contents: 1 x Development Board Note: The package includes only the development board. Other accessories are not included. Colors may vary slightly due to lighting and screen settings. Measurement tolerance is ±1–3 cm.