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 Canon imageCLASS D550, Laser, Mono printing, 1200 x 600 DPI, Mono copying, A4, White Canon imageCLASS D550. Print technology: Laser, Printing: Mono printing, Maximum resolution: 1200 x 600 DPI. Copying: Mono copying, Maximum copy resolution: 600 x 600 DPI. Scanning: Color scanning, Optical scanning resolution: 600 x 600 DPI. Maximum ISO A-series paper size: A4. Product color: White https://www.pcmag.com/review/264978/canon-imageclass-d550 If you're familiar with the Editors' Choice Canon imageClass MF4570dn ($299 direct, 4 stars), your first reaction to the Canon imageClass D550 ($299 direct) may well be to wonder why Canon is selling two mono laser MFPs for the same price. The second r... Fast. Prints, scans, and copies. Duplex (two-sided) printing. Duplexing automatic document feeder. No network connection. No fax. Output quality, though suitable for most business use, is a touch below par across the board. The Canon imageClass D550 delivers fast speed, most of the MFP features you're likely to need in a personal mono laser MFP, and some extras including a built-in duplexer. Buy it now...