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StarTech.com USB to Serial Adapter - Detachable 6 ft USB A-B Cable - Prolific PL-2303 - USB to RS232 Adapter Cable - Add an RS232 serial port to your laptop or desktop
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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Ideal Vacuum | RS232 Serial to USB Adapter Cable for Agilent Varian T-Plus Software when Computer has NO Serial Port, 3 ft..
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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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Amazon.com: USBGear 12 inch USB to Serial RS-232 DB-9 Pin Adapter with FTDI Chipset for Windows 10, 8, 7 and Mac Systems - Use for Laptop Serial Port, PDA, GPS, Modems, Routers and More : Electronics
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