designed to raise the standard for colour laser printing note-starter toners are approx 7000 page capacity @ 5% coverage speed : 36 ppm col, 40 ppm mono res : 600 x 1200 dots per inch with proq2400 proc : 1 ghz ; hdd : 20 gb ; mem : 1 gb i/face : parallel, usb 2, 10/100basetx network ntwk protocol : tcp/ip, arp, rarp, icmp, udb, lpr, ftp, telnet, bootp, dhcp, http, snmp, jetdirect protocols duty cycle : 150,000 pages per month dimensions : (wxdxh) 654 x 620 x 461 mm ; weight : 129 kg controller : efi fiery controller paper handling : input :(std) 530 sheet tray + 230 multi purpose tray 3 x high capacity feeder (hcf)- tot a std tray capacity of 2,350 sheets output: 500 sheets face down,250 sheets face up paper size : 12 x 18 in, a3/a4/a5/a6/legal/envelope/card os : win 95, 98/se,me,nt4 ws/s,2000 ws/s/as,xp pro/h,citrix mf 1.8/ xp 1.0, mac os 8.6/osx 10.1