Lexmark(tm) T644N Mono Laser Printer

1200x1200dpi resolution. Prints from 3-3/16x7-1/2" up to 8-1/2x13" paper. One 500-sheet input paper tray. Network ready. 128MB memory (expandable to 640MB). 514MHz processor. Parallel, memory card, internal Ethernet, USB direct interface (USB cable sold separately).