Lexmark MS911de Mono Single function Printer (PRLE26Z0020) - Print Technology: Monochrome Laser, Function: Printing, Print Speed: Black: 55 ppm (A4), Black: 55 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) colour touch screen, Processor: Dual Core, 800 MHz, Memory: Standard: 512 MB, Connectivity: USB, Gigabit Ethernet Front USB, Rear USB, Internal Card Slot, Paper Handling: 250-Sheet Output Bin, 150-Sheet Multipurpose Feeder, 2 x 500-Sheet Input