The Lexmark T644n delivers a simple solution to office printing while exceeding in performance and versatility. The T644n laser printer comes with an impressive 514 MHz processor as well as a lofty 128 MB of RAM, enabling lightning fast print speeds up to 50 pages per minute. 2400 quality dpi provides your business with the image clarity and precision it deserves. If upgrades are what you need, the T644n's optional additional paper trays, memory, finishers and wireless print servers allow your printer to grow along with your business. The Lexmark's T644n professional results combined with its simplicity will amaze you and your business.