Print speed1: up to 21 ppm black (letter), up to 21 ppm color (letter)
print resolution: up to 600 x 600 dpi print technology resolution: hp imageret 3600
monthly volume (duty cycle): up to 40,000 pages
use only original hp toner in your hp printer for great results, print after print
width:15.9 inch
depth:19.1 inch
height:12.7 inch
header / model:pro 400 color m451dn
ram / total installed size:128 mb
ram / max supported size:384 mb
printer type:color printer
printer technology:laser
duplex printout:automatic
duty cycle:up to 40,000 pages
printer language simulation:hp pcl 6 hp pcl 5c hp postscript 3
printer interface:usb 2.0 ethernet 10/100base-tx
printer output:color
printer speed:up to 21 ppm
printer / max resolution ( b&w ):600 dpi x 600 dpi
printer / max resolution ( color ):up to 600 x 600 dpi
first page out:as fast as 17 sec
printer / media type:paper (bond, brochure, colored, glossy, letterhead, photo, plain, preprinted, prepunched, recycled, rough), postcards, transparencies,