Samsung M-L6512ND Monochrome Laser Printer: Key Features: * Print Speed Black: Up to 65 ppm * Print Resolution Black: Up to 1200 x 1200 dpi * Energy Star certified * Samsung Monochrome Printer Replacement Ink MLT-D309L, MLT-D309S Black Ink Cartridges Samsung M-L6512ND Monochrome Laser Printer Additional Specifications * Built-in duplex printing * Samsung 700MHz processor * USB 2.0, 10/100Base-TX Ethernet * Paper Media Compatibility: 100-sheet (multi-purpose), 520-sheet (cassette) input tray Media Types: Plain Paper, Thick Paper, Thin Paper, Bond Paper, Color Paper, Card Stock, Labels, Transparency, Envelope, Preprinted, Recycled Paper, Archive, Extra Thick Samsung M-L6512ND Monochrome Laser Printer System Requirements * Compatible Operating Systems: Windows 98/Me/NT4.0/2000/XP (32/64-bit)/2003 Server (32/64-bit)/Vista, Various Linux OS including Red Hat 8 - 9, Fedora Core 1 - 3, Mandrake 9.2 - 10.1 and SuSE 8.2 - 9.2, Mac OS 8.6 - 9.2/10.1 - 10.4 What"s Included * Starter Toner Cartridge * User"s Guide and Installation CD-ROMs * Power supply and power cord Support Warranty * 1-year warranty