The Lexmark MB3442adw/MB3442i MFP Mono Laser Printer. Print Resolutions (defalt): 600 x 600 dpi, Print Resolutions (max): 2400 Image Quality, Memory Dram - Standard: 512MB, Memory Dram - Max: 512MB, Processor Speed: 1Ghz max, Processor Core: Dual Core. Multifunction builds on outstanding performance with standard Wi-Fi. Built with the essential features small workgroups need, the MB3442adw multifunction supports output up to 42 pages per minute*, plus double-side automatic scanning, copying and network fax ready. Light and compact, it fits almost anywhere and lets you connect via USB, Ethernet and Wi-Fi to give both network and mobile users access. The 2.8-inch (7.2 cm) color touch screen includes built-in cloud connectivity to enhance workflow. Standard two-sided printing saves paper, while Lexmark full-spectrum security helps protect your network and proprietary information. Add an optional 550-sheet paper tray or available Extra High Yield Unison toner offering up to 6,000 pages for longer print runs.