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ESP8266 Serial Port To Wi-Fi Module FL-M1SFeatures-SDIO 2.0, SPI, UARTIntegrated RF switch, balun, 24dBm PA, DCXO, and PMUIt equips integrated RISC processor, on-chip memory and external memory interfacesFeaturing integrated MAC/baseband processorsI2S interface for high fidelity audio applications..

WeMos ESP8266 D1 R2 V2.1.0 WiFi Development BoardFeatures-Based on the ESP-8266EX.Arduino Compatible, you can use it on Arduino IDE.NodeMcu Compatible..

Ai Thinker LoRa-Ra-01 RF Transceiver ModuleFeatures-LoRaTM spread spectrum communication+18dBm – 10mW. Stable RF output power when the input voltage changedHalf-duplex SPI communicationProgrammable bit rate can reach to 300kbpsSupport FSK, GFSK, MSK, GMSK, LoRaTM and OOK Modulation Mode127dB RS..