This is WiFi serial transceiver module, based on ESP8266 SoC.The SOC has Integrated TCP/IP protocol stack.It is TTL serial communication interface and its parameters can be set by AT command.
It is widely used in networking, smart home project when it is connected to the wifi router.
It can be used for remote monitoring of home appliances, bedroom temperature and humidity, and controlling home appliances by the mobile phone.
1. Communication interface voltage: 3.3V
2. IO Port Package: SMD, all IO ports are led out.
3. Antenna Type: Built-in ceramic antenna is available, and you can also use an external antenna.
4. Wireless Network Mode: station / softAP / SoftAP + station
5. Wireless criteria: 802.11 b / g / n
6. WIFI @ 2.4 GHz, support for WPA / WPA2 security mode
7. It is very easy to develop projects with AT command