Application Fields


Industrial passthrough DTU

LED control

Smartcard terminals

Wi-Fi cameras

Wireless POS machines

Handheld devices

Wi-Fi remote monitoring/control

Intelligent management of fire control and security control


WLT8266 is an ultra-low power consumption UART-WiFi passthrough module with a competitive package size, especially designed for mobile devices and IOT It can connect users’ devices to Wi-Fi and communicate via the Internet or LAN, which can be widely used in smart power grids, intelligent transportation system, Smart Home, handheld devices, industrial control and so on. 

Main Features

  • Supporting wireless 802.11b/g/n standards
  • Supporting STA/AP/STA+AP
  • Built-in TCP/IP protocol stack, supporting multi-channel TCP Client connection
  • Supporting various of Socket AT instructions
  • Supporting UART/GPIO digital communication interfaces
  • Supporting Smart Link 
  • Built-in 32-bit MCU, double as an application processor
  • Ultra-low power consumption, suitable for power supply
  • 3.3V single power supply

Module block diagram: