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 DELL 2155cn, Laser, Colour printing, 1200 x 1200 DPI, Mono copying, Mono scanning, A4 DELL 2155cn. Print technology: Laser, Printing: Colour printing, Maximum resolution: 1200 x 1200 DPI, Print speed (color, normal quality, A4/US Letter): 24 ppm. Copying: Mono copying. Scanning: Mono scanning, Optical scanning resolution: 1200 x 1200 DPI. Faxing: Mono faxing. Maximum ISO A-series paper size: A4 https://www.trustedreviews.com/reviews/dell-2155cdn Colour laser multifunction printers aren't new, but the Dell 2155cdn appears to offer a lot of useful features at a very reasonable price. It's aimed at the small business and workgroup markets and presumably those where there's a lot of room. This is a b... USB socket for print and scan, Spent colour toner doesn't stop black print, Fast ADF with good page buffer Very bulky, Only 250-sheet paper tray, Wireless an optional extra Dell rates the 2155cdn at 23ppm for both black and colour print, but we didn't see quite these speeds under our tests. Our 5-page black text print took 23s, giving a real-world speed of 13.0ppm but, on the longer 20-page test this increased to 18.5ppm. Th... Dell might not be the first name that springs to mind when it comes to printers, especially if you’re a Mac user. However, the company has recently expanded its range and is making real headway in the printer market. Dell is quite open that it’s using... Very fast; good print quality; well specified; option for wireless networking (costs extra) A bit loud in operation; basic toners have small capacity