4PCS 2400-2525MHz RS232 Wireless Transceiver Module RF UART Board for Wifi ESP8266 NodeMCU PC Serial port COM Printers

4PCS 2400-2525MHz RS232 Wireless Transceiver Module RF UART Board for Wifi ESP8266 NodeMCU PC Serial port COM Printers
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sku: 1005006124471026
$18.76
Shipping from: China
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