Microsoft Certified Windows Vista x64 PCL Emulation universal system driver with an enhanced graphical user interface.Specifications:The ultimate in color multifunction, the Lexmark X945e gives you the quality, speed and versatility you need to keep all your production runs in-house. That includes print speeds up to 45 ppm in mono, 40 ppm in color, and standard input capacity up to 3,140 sheets. Staple and hole punch finisher as well as booklet finishing are available options for all of your office needs.A3 Printing (Up to 11 x 17)Adapted to higher-volume output needsPrinting up to 45 ppm mono, 40 ppm color3,140-sheet standard input capacityState-of-the-art security featuresIt is highly recommended to always use the most recent driver version available.Do not forget to check with our site as often as possible in order to stay updated on the latest drivers, software and games.Try to set a system restore point before installing a device driver. This will help if you installed a wrong driver. Problems can arise when your hardware device is too old or not supported any longer.