Model:RD232-LORA433-1-RS485  

RS485

50mW Wireless RF Modem 50mW  Wireless RF Modem 50mW Wireless RF Modem
Model:RD232-LONG-TTL  

TTL

50mW Wireless RF Modem 50mW  Wireless RF Modem 50mW Wireless RF Modem

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