Lexmark MX522adhe Mono MFP Printer (PRLE36S0845) - Print Technology: Monochrome Laser, Functions: Copying, Color Scanning, Printing, Network Scanning, Faxing, Print Speed: Black: 46 ppm (Letter), Print Resolution: Black: 1200 x 1200 dpi, 2400 IQ (2400 x 600 dpi), 600 x 600 dpi, 1200 IQ (1200 x 600 dpi), Duplex Printing: 2-sided: Integrated Duplex, Display: Lexmark e-Task 4.3-inch (10.9 cm) color touch screen, Processor Speed: Quad Core, 1.2 GHz, Memory: Maximum: 2048 MB, Connectivity: USB, Gigabit Ethernet, Wireless (Option), Front USB, Rear USB, Internal Card Slot, Paper Handling: 100-Sheet Multipurpose Feeder, Integrated Duplex, 150-Sheet Output Bin, 250-Sheet Input, Copy Speed: Black: 46 cpm (Letter), Scan Speed: Black: 84 / 90 sides per minute, Color: 44 / 48 sides per minute, Optical Scanning Resolution: 600 X 600 ppi (black), up to 600 X 600 ppi (color), Faxing: Modem Speed: ITU T.30, V.34 Half-Duplex, 33.6 Kbps