This adapter is the easiest way to add a serial port to your computer.

The cable is two feet long, USB to DB9 male. The adapter works with 9-pin serial devices.

This adapter has standard thumbscrew connectors so you can make sure you have a secure connection that won't accidentally come apart.

Windows 98 SE, ME, 2000, XP, Vista 32, Vista 64, 7, 8 & 10 (with latest driver download)
Linux
Mac OS X
Pentium 233 MHz or faster
64 MB RAM or more
Available USB Port

Previous Drivers

USB To Serial