StarTech.com USB to Serial RS232 Adapter Cable w/ COM Retention-USB Adapter - ICUSB2321X - Serial Cables - CDW.com
StarTech.com USB to Serial Adapter - 2 Port - COM Port Retention - FTDI - USB to RS232 Adapter Cable - USB to Serial Converter | OfficeSupply.com
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Amazon.com: Cable Matters USB to Serial Adapter Cable (USB to RS232, USB to DB9) 3 Feet : Electronics
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StarTech.com USB to Serial Adapter - 3 ft / 1m - with DB9 to DB25 Pin Adapter - Prolific PL-2303 - USB to RS232 Adapter Cable - Add an RS232 serial port
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Tripp Lite 5ft USB to Serial Adapter Cable USB-A to DB9 RS-232 M/M 5' - serial adapter - USB - RS-232 - U209-000-R - USB Adapters - CDW.com
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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,
Tripp Lite RS232 to USB Adapter Cable with COM Retention (USB-A to DB9 M/M), FTDI, 5 ft. - USB / serial cable - USB to - U209-005-COM - USB Cables - CDW.com
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