USB to Parallel IEEE 1284 CN36 Printer Adapter Cable PC (Connect Your Old Parallel Printer to a USB Port) USB to IEEE1284 Printer Cable General  4 feet long Connect a printer with Centronics Interface to a PC with USB interface  For Windows 98/2000/XP and Mac 8.6 Easy to Install  Cable and packaging color may vary  Today's computers don't come with parallel ports.  But they do have USB!  With this adapter cable you can still use your older printers with your newer computer.  Converts a printer's 36-pin parallel port for use with a USB port.  This cable adapter is only compatible with 36-pin parallel ports: be aware that there are multiple types of parallel ports, some with 25 pins, some with 36.  Please check your documentation or count the pins before you order!  Length of cable is approx. 3 Ft and 4 in.