Add a DB25 parallel port to any PC or laptop with a free USB port USB interface allows you to quickly add another parallel port to your Windows 98/ME/2000/XP/Vista/7 computer Plug and play USB design eliminates the need for manual or automatic parallel switch boxes Compact size and low weight make it an ideal accessory for portable computers The ICUSB1284D25 6 ft USB to DB25 Parallel Printer Adapter Cable turns an available USB port on a host PC into a DB25 Female Parallel port - allowing you to connect a DB25 printer to the computer as if the necessary parallel port was built-on. A cost-effective and reliable solution, the USB to DB25 adapter saves the expense of replacing a parallel printer for the sake of USB capability. Backed by a StarTech.com 2-year warranty and free lifetime technical support. What’s in the box USB to Parallel Adapter Cable Driver CD Instruction Manual