USB C to Parallel Printer Cable - USB to DB25 - Printer Cable Adapter - USB C Printer Cable - Bus Powered - USB C to Parallel Adapter : This USB-C to parallel printer cable allows you to connect your USB-C enabled laptop or desktop computer to a DB25 printer. A cost-effective and reliable solution, the USB to DB25 adapter saves you the expense of replacing a parallel printer for the sake of USB compatibility. It turns an available USB-C port on your laptop or desktop computer into a DB25 female parallel port, allowing you to connect a DB25 printer to your computer as if the necessary parallel port was built-in.