up to 34ppm printing speed. 1200 x 1200dpi print resolution 64mb memory expandable to 576mb up to 700 sheets paper capacity expandable to 1800 sheets windows,mac, linux and dos compatible paper tray 1 150 sheets, paper tray 2 550 sheets pcl 6, br-script 3 (postscript 3 language emulation) pcl driver for windows 95/98/me/nt 4.0/2000 and xp br-script 3 (postscript 3 language emulation) (ppd file for windows 95/98 /me/nt 4.0/200 and xp, linux and macintosh ) plain paper, bond paper, recycled paper, envelopes, labels and transparenci optional automatic duplex optional offset stacker , optional lower trays 3 + 4 first print out time monochrome less than 9 seconds processor 300mhz ***** bulk freight charge $20 and delivery terms apply to this item***