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ES826FPB (aka ESP-01X)


Simple yet powerful Wi-Fi module for data transfer and IoT project prototyping.


Antenna Type PCB
Chipset ESP8266
IEEE 802.11 b/g/n radio
PROCESSOR 80MHz low-power 32-bit RISC
MEMORY 1024kB Flash + 64kB Boot ROM
64kB + 96kB RAM
RF Max +20dBm Tx in 802.11b mode
Up to -98dBm Rx in CCK-1Mbps
Up to -91dBm Rx in CCK-11Mbps
60mA Rx
215mA Tx @ 19.5dBm CCK-1Mbps
10uA deep sleep
Dimensions 16.2 x 25.6 x 2.7 mm
  • Internet of Things (IoT) Devices
  • Remote Control and Assisted Living
  • Medical and Healthcare Monitors
  • Sports and Fitness Equipments
  • RC and Interactive Toys
  • Home/Building Automation
  • Machine-to-Machine Data Transfer
  • Remote Sensor Networks
  • Wireless Alarm and Security
  • Message Display
  • Lighting and HAVC Control
  • Full Wi-Fi and TCP/IP (Ipv4) protocol stack
  • Wi-Fi 2.4 GHz with WPA / WPA2 support
  • Station / softAP / Station+AP mode support
  • Wi-Fi Direct (P2P) support
  • Hardware engine for encryption and authentication
  • UART, SPI, I2C, and GPIO interface
  • Cloud connectivity