ESP8266 remote serial Port WIFI wireless module through walls Wang ESP-03 Specifications: 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 +19.5dBm output power in 802.11b mode Power down leakage current of <10uA Integrated low power Read more about ESP8266 remote serial Port WIFI wireless module through walls Wang ESP-03[…]