TECNOIOT 5PCS ESP8266 Serial WiFi Transceiver Module (ESP12F)

5 Set Serial WIFI Module ESP8266 ESP12F Wireless Transceiver Module (With Adapter Plate Expansion Board) ESP8266-12 is an enhanced version of the ESP8266-12F, improve the peripheral circuit, the four laminates plate process, enhanced impedance matching, signal output is better, whether it is stable or anti jamming ability, PCB antenna after professional laboratory testing, perfect matching, after ROHS certification, have been greatly improved! For users before choosing ESP-12, even if the product has not been made, the enhanced version is fully compatible with the firmware before the ESP-12, based on the SPI and the new six IO port, mouth extraction, development is more convenient, more widely used! 802.11 b/g/n Wi-Fi Direct (P2P), soft-AP Integrated TCP/IP protocol stack Integrated TR switch, balun, LNA, power amplifier and matching network Integrated PLLs, regulators, DCXO and power management units Access Point and Station Modes Packet Contains: 5pcs ESP8266 Serial ESP-12F 5pcs Adapter Plate Expansion