ESP8266 ESP-03 Serial WIFI Transceiver Module

The ESP8266 is a WIFI transceiver module providing a networking solution that allows the user to host the application or offload all WI-FI networking functions from another application processor.

* Support: 802.11 B/G/N * Communication range up to 100 yards depending on environment * Standard 3.3VDC operation with 5V compatible I/O * Standard 3 wire (TXD/RXD/GND) serial communication (idle high) at 115200/8/N/1 * Upgradeable firmware * Three mode of operations: Client/Access Point/Both Client and Access Point * Support all major security schemes: OPEN/WEP/WPA°CPSK/WPA2°CPSK/WPA°CWPA2°CPSK * Support both TCP and UDP communication * Working as TCP/UPD server supports up to five (5) connections