HP LaserJet Enterprise M528dn. Print technology: Laser Printing: Mono printing Maximum resolution: 1200 x 1200 DPI. Copying: Mono copying Maximum copy resolution: 600 x 600 DPI. Scanning: Colour scanning Optical scanning resolution: 600 x 600 DPI. Faxing: Mono faxing. Maximum ISO A-series paper size: A4. Product colour: Black White