laser printer, fax, scanner, and digital copier all-in-one laser copy quality (22 cpm, 600 x 600 dpi) auto duplexing as a standard for easy double sided printing and copying toner gauge function high print resolution (22 ppm1, 600 x 600 dpi / up to 2400 x 600 dpi enhanc 32mb sdram canon's unque all-in-one cartridge low power consumption - only 3 watts in standby ccd colour scanning at 1200 x 2400 dpi electronic collating and 2-on-1 copy feature to fit two originals onto one huge fax memory of up to 250 pages to ensure there are no lost messages. 50-page automatic document feeder (adf) for fast unattended copying, double sided copying and faxing.