Wifi module ESP8266 ESP-03

ESP8266 UART is an ultra-low power consumption - WiFi passthrough module, highly competitive in the industry of packaging size and low power consumption technology, designed for mobile devices and Internet application, the user's physical devices can be connected to a wi-fi, to carry on the Internet or LAN communications, realize networking.

Features

802.11 b/g/n

Integrated low power 32-bit MCU

Integrated 10-bit ADC

Integrated TCP/IP protocol stack

Integrated TR switch, balun, LNA, power amplifier and matching network

Integrated PLL, regulators, and power management units

Supports antenna diversity

Wi-Fi 2.4 GHz, support WPA/WPA2

Support STA/AP/STA+AP operation modes

Support Smart Link Function for both Android and iOS devices

Support Smart Link Function for both Android and iOS devices

SDIO 2.0, (H) SPI, UART, I2C, I2S, IRDA, PWM, GPIO