E32-400T20S-V2 Wireless serial port module LoRa spread spectrum SX1278 chip low power consumption long-distance wireless transparent transmission [IC]:SX1278 [Frequency]:410~525MHz [Power]:20dBm [Distance]:5km [Interface]:UART [Weight]:5.5g [Introduction]:E32-400T20S-V2 is a wireless serial port module...
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