Overview
Quickly and easily add a serial port to your desktop to connect to your serial and parallel peripherals with the HP USB Serial Port Adapter, which plugs into any USB port on your PC.
  • Enjoy USB connection speed up to 12 Mbps and serial communication speed up to 115.2 Kbps.
  • Simply plug the adapter into any available USB 2.0 or 3.0 port on your PC and connect the other end to your serial or parallel device.