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, लेझर, रंगीत प्रिंटिंग, 1200 x 1200 DPI, A4, थेट प्रिंटींग, काळा, पांढरी HP LaserJet M681f. छपाई तंत्रज्ञान: लेझर, छपाई: रंगीत प्रिंटिंग, कमाल रीझोल्युशन: 1200 x 1200 DPI, प्रिंट गति (रंगीत, सामान्य गुणवत्ता,A4/US लेटर): 50 ppm. कॉपी करणे: रंगीत कॉपी, कॉपीचे जास्तीत जास्त रिझोल्यूशन: 600 x 600 DPI. स्कँनिंग: कलर स्कॅनिंग, ऑप्टिकल स्कॅनिंग रिझोल्युशन: 600 x 600 DPI. फँक्सिंग: रंगीत फॅक्स. कमाल ISO A-सिरीज पेपर साईझ: A4. थेट प्रिंटींग. उत्पादनाचा रंग: काळा, पांढरी