Business monochrome laser printer for workgroups with higher print volumes. Low cost per page due to a super high-yield 12,000-page replacement toner cartridge (approx. yield based on ISO/IEC 19752). Prints up to 48ppm, at up to 1200 x 1200 dpi resolution. Advanced security features helps restrict unauthorized printing and protect sensitive documents. 520-sheet capacity paper tray, with 50-sheet capacity multi-purpose tray for envelopes and alternative media types. Expandable to 1,610 sheet capacity with optional add-on trays. Automatic duplex printing. Easy sharing via Gigabit Ethernet or wireless network. Print from mobile devices over a wireless network. Backlit LCD display for easy menu navigation.