Brother Monochrome Laser Printer, HL-L6200DWT, Duplex Printing, Mobile Printing, Dual Paper Trays, Wireless Networking, Amazon Dash Replenishment Enabled Help increase your productivity with a black print speed of up to 48ppm Print professional business documents with bold, crisp text and sharp images at up to 1200 x 1200 dpi resolution Backlit LCD display for easy navigation and menu selection Standard Interfaces: Wireless 802.11b/g/n, Gigabit Ethernet, Hi-Speed USB 2.0