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
InLine® USB to RS232 Adapter USB A to 9 Pin Sub-D USB extension 0.8m | USB -> Serial / Parallel | Adapter / Converter | Product Overview | INTOS ELECTRONIC AG - Online Store
UC232A1 | Aten USB to RS232 Serial Adapter 1m | Distrelec Germany
USBSEAD | i-tec USB to Serial RS232 Adapter | i-tec
USB to Serial Adapter
1 Meter USB to RS232 Serial Adapter DB9 Male w/Hex Nut, PROLIFIC Chipset
Mini USB 2.0 to RS-232 DB-9 Serial Adapter w/ 15kV ESD Protection & 3ft. USB Extension Cable
StarTech.com USB to Serial Adapter - Prolific PL-2303 - 3 ft / 1m - DB9 (9-pin) - USB to RS232 Adapter Cable - USB Serial - Add an RS232 serial port to
USB to RS232 Adapter with PL2303 Chipset, CableCreation USB 2.0 Male to RS232 Male Gold Plated DB9 Serial Converter | Walmart Canada
Amazon.com: Cable Matters USB to Serial Adapter Cable (USB to RS232, USB to DB9) 3 Feet : Electronics
High-Speed USB-to-Serial Adapter for Windows 8 32/64-bit - U.S.Converters
1.5ft (0.46m) USB to DB9 Serial RS232 Adapter Cable | Adapters and Couplers | Audio Video
3go Usb/Serial Adapter Cable Rs232 Black | Techinn