Keyspan USB Serial Adapter (USA-19H) is a software product for Windows developed by Keyspan
It is reported that the following Windows processes are part of Keyspan USB Serial Adapter (USA-19H):
If you want to remove Keyspan USB Serial Adapter (USA-19H) from your computer, just go to Start > Control Panel > Add/Remove programs and select Keyspan USB Serial Adapter (USA-19H) from the list of programs.