lexmark t642n a4 mono laser printer network * a4 mono laser; 45ppm 1200dpi network * 128mb expand to 640mb; 350mhz; 225k per month * win mac linux citrix unix novell ibm tcp/ip * a4 mono laser; 45ppm 1200dpi network * 128mb expand to 640mb; 350mhz; 225k per month * win mac linux citrix unix novell ibm tcp/ip media size: a4 a5 executive folio jis-b5 legal letter statement * envelope: 10 7 3/4 9 b5 c5 dl