The Blue Angel is the ecolabel of the federal government of Germany since 1978. The Blue Angel sets high standards for environmentally friendly product design and has proven itself over the past 40 years as a reliable guide for a more sustainable consumption. Blue Angel Color print/copy Colour printing Colour copying Colour scan Colour scanning Laser technology Laser HP LaserJet Managed Color MFP E77830dn - Speed 30 ppm, Print, Copy, Scan (fax and wireless optional), Laser, Color printing, 1200 x 1200 DPI, Color copying, A3, White HP LaserJet Managed Color MFP E77830dn - Speed 30 ppm, Print, Copy, Scan (fax and wireless optional). Print technology: Laser, Printing: Color printing, Maximum resolution: 1200 x 1200 DPI, Print speed (color, normal quality, A4/US Letter): 30 ppm. Copying: Color copying, Maximum copy resolution: 1200 x 1200 DPI. Scanning: Color scanning, Optical scanning resolution: 600 x 600 DPI. Maximum ISO A-series paper size: A3. Product color: White