Insignia™ 1.3' USB-to-RS-232 (DB9) PDA/Serial Adapter Cable, with Prolific Chipset Black NS-PU99501 - Best Buy
Amazon.com: SABRENT USB to RS-232 DB9 Serial 9 pin Adapter Prolific PL2303 1-ft [SBT-USC1K] : Electronics
Amazon.com: Cable Matters USB to Serial Adapter Cable (USB to RS232, USB to DB9) 3 Feet : Electronics
ATEN - serial adapter - USB - RS-232 - UC232A - USB Adapters - CDW.com
Amazon.com: CableCreation USB to RS232 Serial Adapter with PL2303 Chipset, 10 FT USB to DB9 Pin Female Converter Cable for Cashier Register, Modem, Scanner, Digital Cameras,CNC etc, Black : Electronics
3ft USB to Serial Cable/RS232 Adapter - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com
RS232 to USB for connecting MC6 to FB/MB
C-USB-SERIAL: USB to RS-232 DB9M Serial Converter - iWorx Systems Inc
Amazon.com: Plugable USB to Serial Adapter Compatible with Windows, Mac, Linux (RS-232/DB9 DTE Male Connector, Prolific PL2303HX Rev. D Chipset) : Electronics
High-Speed USB-to-Serial Adapter for Windows 8 32/64-bit - U.S.Converters
USB to RS232 - USB232 - Fixed Length USB Cable – Grid Connect
USB to RS-232 Converter Cable | Celestron
USB-C to Serial Adapter, RS232
IOGEAR - GUC232A - USB to Serial Adapter
USB to RS232 Serial for Vista -- DataPro
USB to RS232 Serial Converter -- DataPro
USB to RS232 DB9/DB25 Serial Adapter - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com