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 Epson WorkForce 645, Inkjet, Colour printing, 5760 x 1440 DPI, Colour copying, Colour scanning, A4 Epson WorkForce 645. Print technology: Inkjet, Printing: Colour printing, Maximum resolution: 5760 x 1440 DPI, Print speed (colour, normal quality, A4/US Letter): 7.2 ppm. Copying: Colour copying. Scanning: Colour scanning, Optical scanning resolution: 2400 x 2400 DPI. Faxing: Colour faxing. Maximum ISO A-series paper size: A4. Wi-Fi https://www.pcmag.com/review/298001/epson-workforce-645-all-in-one The Epson WorkForce 645 $269.95 at Amazon provides a solid feature set and good standard paper capacity as a small- or home-office inkjet multifunction printer (MFP). Its 30-sheet duplexing automatic document feeder (ADF), which lets you copy, scan, ... Good feature set. Duplexing ADF. Decent speed. Slightly sub-par output quality, particularly for graphics The Epson WorkForce 645 provides solid output, decent speed, and a good feature set as a micro- or home-office MFP.... https://www.cnet.com/reviews/epson-workforce-645-multifunction-printer-color-series-review/ The $150 Epson WorkForce 645 proves itself a capable performer for small offices that want a do-it-all device that can print, fax, copy, and scan without a clumsy touch-screen control panel. Epson also outguns the competition in print speed, leading t... The Epson WorkForce 645's intuitive control panel, compact footprint, and cloud-printing versatility strengthen this all-in-one's workplace utility This all-in-one falls behind its competition with moderate photo print quality and output speed Although the Epson WorkForce takes its time printing snapshot photos and graphics-heavy documents, this office-capable device earns my approval with affordable inks and cloud-printing features.