TECNOIOT 5pcs ESP 12F ESP12F ESP8266 Serial WiFi Module (Upgrade 12) +Plate Expansion

【ESP8266-12】 ESP8266-12 is an enhanced version of the ESP8266-12F, improve the 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! 【The compact design】 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! 【COMPUTERABILITY】 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; 【Fast delivery】 Fast and high quality delivery of Spain buying in TECNOIOT