ENERGY STAR® is the government-backed symbol for energy efficiency, providing simple, credible, and unbiased information that consumers and businesses rely on to make well-informed decisions. ENERGY STAR is the simple choice for energy efficiency, making it easy for consumers and businesses to purchase products that save them money and protect the environment. ENERGY STAR 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 2 paper trays 2 Color print/copy Colour printing Colour copying Colour scan Colour scanning Laser technology Laser HP LaserJet M681f, Laser, Stampa a colori, 1200 x 1200 DPI, A4, Stampa diretta, Nero, Bianco HP LaserJet M681f. Tecnologia di stampa: Laser, Stampa: Stampa a colori, Risoluzione massima: 1200 x 1200 DPI, Velocità di stampa (colore, qualità normale, A4/US Letter): 50 ppm. Copia: Copia a colori, Risoluzione di copia massima: 600 x 600 DPI. Scansione: Scansione a colori, Risoluzione di scansione ottica: 600 x 600 DPI. Fax: Fax a colori. Massimo formato carta serie ISO A: A4. Stampa diretta. Colore del prodotto: Nero, Bianco