ML-2851ND network-ready monochrome laser printer is designed for small offices with automatic duplex printing, 400 MHz processor and 32MB memory (expandable to 160MB). Print 30 pages per minute with up to 1200 dpi resolution. The first page is out in less than 8.5 seconds. Standard connectivity includes Hi-speed USB 2.0 and 10/100 Base TX Ethernet. Emulation includes PostScript3, PCL6, SPL and IBM ProPrinter. Laser printer offers 250-sheet cassette (another 250-sheet cassette is optional and sold separately), and one-sheet multipurpose tray. Printer weighs 26.2 lb. Energy Star qualified.