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StarTech.com USB to Serial RS232 Adapter Cable w/ COM Retention-USB Adapter - ICUSB2321X - Serial Cables - CDW.com
C2G 1.5ft USB to Serial Cable - USB to DB9 Serial RS232 Cable - M/M - 26886 - USB Adapters - CDWG.com
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
Tripp Lite Keyspan High Speed USB to Serial Adapter - serial adapter - USB - RS-232 - USA-19HS - USB Adapters - CDW.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 1 Port USB to RS232 DB9 Serial Adapter Cable - M/M - ICUSB232V2 - Serial Cables - CDW.com
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