res : 600 by 600 dpi, 8 bit with hp imageret 3600 speed : up to 31 ppm letter (30 ppm a4), black-and-white and color tech : color laser printing with hp imageret 3600 i/face : bidirectional ieee-1284-c parallel port, hi-speed usb 2.0 port proc : 533 mhz risc mem : 160 mb(128mb ddr sdram & 32mb of flash memory , max : 544 mb language: hp pcl 6, hp pcl 5c, hp postscript level 3 emulation, direct pdf printing v1.4 paper handling: 100-sheet multipurpose tray & 500-sheet input tray 2 duty cycle : up to 100,000 pages per month media size : a4, a5, b5-jis, letter, legal,executive,statement,8.5x14 in card stock, lables, transparencies & envelopes os supp : win 98, 2000, me, xp home, xp pro, xp pro x64 edi, svr 2003 mac os 9.x+, mac os x v 10.1+ dimensions : (wxdxh) 520.7 x 597 x 581.6 mm * network ready * enhanced hp imageret 3600 with hp colorsphere toner * improved intelligent color calibration & automatic media type sensing ***** bulk freight charge $20 and delivery terms apply to this item***