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Ebyte SI4438 UART 2.5Km Range 433MHz 22dBm SMD 16*26mm CE RoHs FCC LoRa Wireless Transmitter RF Module







[Introduction]:E30-433T20S3 is a UART module based on Silicon Labs' SI4438. It features half-duplex with transparent transmission, SMD packing, TTL level output, WOR and 433MHz working frequency. This product has been mass-produced and can be used in a wide range of environments and industries.