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Amazon.com: Eagle Electronics Mini USB to Serial Converter Prolific Chipset PL2303HXD (Mini USB to Serial Converter Prolific Chipset PL2303HXD) : Electronics
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Amazon.com: SIIG USB to Serial Adapter, USB 2.0 to RS-232 Male 9-pin DB9 Cable, 3.3ft, FTDI FT232 Chipset, 250Kbps, 24K Gold Gilded, TAA Compliant, ESD Protection, for Windows & Mac (JU-CS0311-S1) :
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CH340G USB to TTL Serial Adapter USB to RS232 TTL Converter Download Flash Line USB to Serial Port for Arduino - Walmart.com
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