[Spot Goods] SI4438 rf Module 433/470MHz SPI 2.5km Long Distance 20dBm Half-duplex SMD Transceiver Receiver E30-400M20S(4438)

[Spot Goods] SI4438 rf Module 433/470MHz SPI 2.5km Long Distance 20dBm Half-duplex SMD Transceiver Receiver E30-400M20S(4438)
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sku: 1005003338971668
$4.39
Shipping from: China
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