Amazon.com : 110Xi4,300DPI,10/100,RFIDREADY USB 2.0 ZPL,XML,SER PAR - Model#: 113-801-00000 : Label Makers : Office Products
Adapter Converter Techly from USB2.0 to Serial Black - Serial Cards - PC cards - PC and Mobile
Fix USB2.0-Ser! Driver issue for USB to RS232 Serial Adapter || Windows 8.1 and 10 - YouTube
I brought this board from Amazon.It blinks when I plug into my laptop.But I couldn't work with it. It shows as "USB 2.0-Ser!" in the device manager. And I couldn't update drivers
6ft USB A Male to DB9 Male Serial Converter
Adapter Converter Techly from USB2.0 to Serial Black - Serial Cards - PC cards - PC and Mobile