GitHub - atomic14/esp32-walkie-talkie: A Walkie-Talkie based around the ESP32 using UDP broadcast or ESP-NOW
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How to Make Wireless Walkie Talkie Using Arduino at Home / 1.5 K.M Range / Optional range 15 km - YouTube
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Sensors | Free Full-Text | A Study of LoRa: Long Range & Low Power Networks for the Internet of Things
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Adafruit Feather M0 with RFM95 LoRa Radio - 900MHz [RadioFruit] : ID 3178 : $34.95 : Adafruit Industries, Unique & fun DIY electronics and kits
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Amazon.com: Gowoops SX1276 LoRa Radio Wireless 862-930MHz 915MHz UART Serial Module LoRaWAN Transmitter Receiver + 915Mhz 3dBi SMA Antenna, Compatible with Arduino STM32 51 Single Chip Microcomputer : Electronics
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