Sewell InstaCOM USB to Serial Adapter — Sewell Direct
Amazon.com: Manhattan USB to RS232 Serial Adapter Converter – Long 18 Inch Cable Cord, 24 AWG - Connects Serial Device to a USB Port, FTDI Chipset, Compatible with Window, Linux, Mac –
Manhattan PL-2303 USB to Serial Converter (205146)
MANHATTAN USB TO RS232 CABLE USB TO SERIAL CONVERTER CONNECTS ONE SERIAL DEVICE TO A USB PORT 205146 CHIP PL2303+213