HP LaserJet 2420D Monochrome Printer Up to 30 ppm print speed; up to 1,200 x 1,200 dpi resolution 48 MB memory, expandable to 304 MB; 2 open Compact Flash slots 100-sheet multipurpose tray, 250-sheet input tray; automatic two-sided printing IEEE 1284-B compliant parallel port, Hi-Speed USB 2.0 port, EIO slot PC and Mac compatible; 1-year warranty