Brother HL-L6200DW Business Monochrome Wireless Laser Printer, Automatic Duplex Printing 

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