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 2 paper trays 2 Laser technology Laser HP LaserJet M506x, Laser, 1200 x 1200 DPI, A4, 43 ppm, Duplex printing, Network ready HP LaserJet M506x. Print technology: Laser. Number of print cartridges: 1, Maximum duty cycle: 150000 pages per month. Maximum resolution: 1200 x 1200 DPI. Maximum ISO A-series paper size: A4. Print speed (black, normal quality, A4/US Letter): 43 ppm, Duplex printing. Display: LCD. Network ready. Product colour: Grey https://www.itpro.co.uk/laser-printers/26474/hp-laserjet-enterprise-m506x-review The HP LaserJet Enterprise M506x sits at the top of a new three-model range of workgroup mono laser printers. With a top speed of 43 pages per minute (ppm) it's swift rather than quick, but HP claims a time-to-first-page of just 8.5 seconds from sleep. In... Compact, Large input tray options, Good print quality Touchscreen could be more intuitive Fast performance, high print quality and best-in-class energy efficiency from this compact workgroup mono laser...