C2G 1.5ft USB to Serial Cable - USB to DB9 Serial RS232 Cable - M/M - 26886 - USB Adapters - CDW.com
StarTech.com USB C to Serial Adapter Cable 16" (40cm) - USB Type-C to Serial RS232 (DB9) Cable Converter - Male/Male - Windows/Mac/Linux - Portable USB Type-C to male serial RS232 DB9 adapter
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Insignia™ 1.3' USB-to-RS-232 (DB9) PDA/Serial Adapter Cable, with Prolific Chipset Black NS-PU99501 - Best Buy
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Amazon.com: TRENDnet USB to Serial 9-Pin Converter Cable, Connect a RS-232 Serial Device to a USB 2.0 Port, Supports Windows & Mac, USB 1.1, USB 2.0, USB 3.0, 21 Inch Cable Length,
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TRENDnet USB to Serial 9-Pin Converter Cable, Connect a RS-232 Serial Device to a USB 2.0 Port, Supports Windows & Mac, USB 1.1, USB 2.0, USB 3.0, 21 Inch Cable Length, Plug
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