ESP32 DevKitC V4 ESP32-WROOM-32U

Package Included ESP32 DevKitC V4 ESP32-WROOM-32U + 2.4G Antenna ESP32-WROOM-32U Specifications: Processor: Dual-core Tensilica LX6 processor Clock speed: up to 240 MHz Performance: 600 DMIPS Memory: 520 KB of internal SRAM 448 KB ROM External SPI flash: 4 MB (default) or up to 16 MB Wireless Connectivity: Wi-Fi: 802.11 b/g/n (2.4 GHz) Bluetooth: Classic Bluetooth v4.2 and Bluetooth Low Energy (BLE) I/O and Peripheral Interface: GPIOs: 34 programmable I/O pins Interfaces: UART, I2C, I2S, SPI, SDIO, PWM, ADC (up to 18 channels), DAC (2 channels), and touch sensors (10 channels) Integrated Hall sensor and temperature sensor Networking: WPA/WPA2/WPA3 authentication and encryption TCP/IP, full 802.11 b/g/n, Wi-Fi Direct (P2P), and soft access point IPv4, IPv6, SSL, HTTPS, SNTP Power Management: Operating voltage: 3.0V to 3.6V (typically 3.3V) Deep sleep current: < 10 µA Power saving modes: light-sleep, deep-sleep, and hibernation Operating Temperature: -40°C to 85°C Antenna and RF Antenna: ESP32‑WROOM‑32U uses a U.FL connector for an external antenna (no onboard PCB antenna). RF frequency range: 2.4 GHz to 2.5 GHz. Reference https://www.iottechtrends.com/getting-started-with-esp32-wroom-devkitc/ https://docs.espressif.com/projects/esp-idf/en/v3.3.1/get-started/get-started-devkitc.html https://demo-dijiudu.readthedocs.io/en/latest/get-started/get-started-devkitc.html