With output up to 42 pages per minute & a light, compact form factor, the Lexmark B3442dw provides fast, dependable performance in a package that fits almost anywhere. Connect via USB, Ethernet, or standard Wi-Fi & power through big jobs with a 1-GHz multi-core processor, 256 MB of memory & a 100-sheet multipurpose feeder. Available ExtraHigh Yield Unison toner prints up to 6,000 pages & optional 550-sheet paper tray supports longer print runs. A steel frame drives durability & long-life reliability, while standard two-sided printing saves paper, the lifetime fuser minimizes maintenance, & Lexmark full-spectrum security helps protect your network & proprietary information. Maximum Print Speed (Black): 42 ppm; Print Resolution (Black) (Width x Height): 600 x 600 dpi; B&W or Color Output: B&W; Printer Type: Laser.