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 RoHS stands for Restriction of Hazardous Substances. RoHS, also known as Directive 2002/95/EC, originated in the European Union and restricts the use of specific hazardous materials found in electrical and electronic products (known as EEE). All applicable products in the EU market after July 1, 2006 must pass RoHS compliance. The substances banned under RoHS are lead (Pb), mercury (Hg), cadmium (Cd), hexavalent chromium (CrVI), polybrominated biphenyls (PBB), polybrominated diphenyl ethers (PBDE), and four different phthalates (DEHP, BBP, BBP, DIBP). RoHS DELL E525w, Laser, Color printing, 600 x 600 DPI, Color copying, A4, Black DELL E525w. Print technology: Laser, Printing: Color printing, Maximum resolution: 600 x 600 DPI, Print speed (color, normal quality, A4/US Letter): 18 ppm. Copying: Color copying, Maximum copy resolution: 600 x 600 DPI. Scanning: Color scanning, Optical scanning resolution: 1200 x 1200 DPI. Maximum ISO A-series paper size: A4. Product color: Black In all the years we've been looking at laser-class printers, Dell's machines have been the ones that have changed the least, and the most slowly, on the outside. Take, for example, 2011's Dell 1355cnw , a multifunction color-laser-class printer that looks... Low initial purchase price for a color-laser MFP, Excellent print quality, Easy to set up and use, Sturdy construction High cost per page, especially for color output, Print engine and ADF do not support auto-duplexing, Comparatively sluggish print speeds This inexpensive color-laser-class MFP churns out excellent-looking prints, scans, and copies—if you can stomach the high cost per page and plain design. Read More…... https://www.pcmag.com/article2/0,2817,2487971,00.asp As an LED printer—which makes it nearly identical to a laser, except that it uses LEDs instead of a laser to draw the image of each page on its drum—the Dell Color Multifunction Printer - E525w ($329.99) is one of the lower-cost color laser-class multifu... Prints, scans, copies, faxes. Ethernet, Wi-Fi, and Wi-Fi Direct. High-quality graphics and photo output. Low paper capacity. No duplexer (for two-sided printing) The Dell Color Multifunction Printer - E525w offers a low price with all the features you need in a color MFP for personal use or shared use in a micro office...