laser quality prints at resolution of 600 x 600 dpi optical (2400 x 600dpi) built in network for small workgroup printing exceptional speed at 26 ppm1 no warm up time - no waiting around, always ready to print auto-duplexing as a standard for easy double sided printing uses canon's unique scoa compression technology for super fast printing excellent efficiency rating - only 4w in sleep mode. low maintenance, all-in-one toner cartridge - meaning no need to replace the drum and waste toner separately prints on a variety of media including thick paper and envelopes