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Ethernet Modbus 433mhz rf Transmitter Long-range Communicator Radio E90-DTU(433C30E) IoT PLC 433 MHz RJ45 rf Transceiver
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Adafruit RFM69HCW Transceiver Radio Breakout - 433 MHz [RadioFruit] : ID 3071 : $9.95 : Adafruit Industries, Unique & fun DIY electronics and kits
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