Full-spectrum security Lexmark's comprehensive approach to product security is a design and engineering mandate across our entire product portfolio. Our security features help keep your information safe—in the document, on the device, over the network, and at all points in between. Connectivity central In addition to Ethernet and USB, built-in Wi-Fi makes it easy for mobile users to get output via the Lexmark Mobile Print app, as well as Mopria®, AirPrint and Google Cloud Print. And the Lexmark Mobile Assistant app simplifies wireless configuration. Save paper, save energy Automatic two-sided printing is standard, along with built-in energy-saving modes that help support ratings of EPEAT® Silver and ENERGY STAR® certified. The Lexmark Cartridge Collection Program (LCCP) and Lexmark Equipment Collection Program (LECP) minimize waste and support recycling (availability varies by country). Versatility that fits Measuring just 13.3 inches high x 16.2 inches wide x 14.4 inches deep (339 mm high x 411 mm wide x 366 mm deep), the business-class MX431adw fits almost anywhere. Its compact size and light weight make it easy to set up and easy to move. Interact with ease Take command of printing, copying, faxing, and automatic two-sided scanning with a 2.8-inch (7.2 cm) color touch screen. It not only supports convenient interaction with essential system functions and task information, but includes built-in cloud connectors to help you save scans to and retrieve files from popular cloud services Box, DropBox, Google Drive, and Microsoft OneDrive. Print more, stop less In addition to a first page as fast as 5.9 seconds and output up to 42 pages per minute*, available Extra High Yield Unison™ toner provides up to 20,000 pages** of output, while an optional paper tray increases total input capacity up to 900 sheets for more printing and less downtime. And with its steel frame and lifetime fuser, the MX431adw is built to last. General Specs Part # 29S0500 Print Technology Monochrome Laser Function Copying Color Scanning Printing Network Scanning Faxing Workgroup Size Small Workgroup Display 2.8 inch (7.2 cm) LCD touch panel Media Sizes Supported A6, Oficio, 7 3/4 Envelope, 9 Envelope, JIS-B5, A4, Legal, A5, Letter, Statement, Executive, Universal, DL Envelope, Folio, 10 Envelope Included Paper Handling 100-Sheet Multipurpose Feeder, Integrated Duplex, 150-Sheet Output Bin, 250-Sheet Input Standard Ports USB Compatible with USB 2.0 Specification (Type B), Ethernet 10/100BaseTX (RJ-45) Size (in. - H x W x D) 13.3 x 16.2 x 14.4 in. Weight (lb.) 28.2 lb. Packaged Size (in. - H x W x D) 15.16 x 16.54 x 18.31 in. Packaged Weight (lb.) 32.41 lb. Copying Copy Speed Up to: Black: 42 cpm1 (Letter) Copy Speed Duplex Up to: Black: 18 spm1 (Letter) Time to First Copy As fast as: Black: 5.9 seconds Reduce / Enlarge Range 25 - 400 % Faxing Modem Speed ITU T.30, V.34 Half-Duplex, 33.6 Kbps Fax Transmission Speed < 3 seconds per page Printing Print Speed Up to: Black: 42 ppm1 (Letter) Print Speed Duplex Up to: Black: 18 spm1 (Letter) Time to First Page As fast as: Black: 5.9 seconds Print Resolution Black: 2400 IQ (2400 x 600 dpi), 600 x 600 dpi Duplex 2-sided: Integrated Duplex Printable Area 0.2 inches of the top, bottom, right and left edges (within) Scanning Scanner Type / ADF Scan Flatbed scanner with ADF DADF (single pass Duplex) Scan Area 8.5 x 14 inches (Maximum) A4/Ltr Simplex Scan Speed Up to: Black: 46 / 48 sides per minute C