Add a db25 parallel port to any pc or laptop with a free usb portr r usb interface allows you to quickly add another parallel port to your windows 98me2000xpvista7 computerr plug and play usb design eliminates the need for manual or automatic parallel switch boxesr compact size and low weight make it an ideal accessory for portable computersr r 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 allowin