Details: Amazon.com The HL-5170DN from Brother is a network-ready monochrome laser printer with a high-quality print image and a number of expandability options. Resolutions run as high as 2,400 x 600 dpi, thanks to Brother's HQ1200 technology, resulting in accurate and crisp graphics and text. Print speeds of up to 21 ppm deliver jobs quickly so that you're free to focus on other tasks. With the 133 MHz Fujitsu SPARClite processor and 32 MB of internal memory (upgradeable to 160 MB), the HL-5170DN is able to handle medium to large print jobs. Automatic duplexing allows you to easily print double-sided documents. A 250-sheet standard input tray is accompanied by a 50-sheet multi-purpose tray and a 150-sheet output tray. An optional 250-sheet tray is also supported. The printer accepts a wide variety of paper types, including plain paper, envelopes, bond, transparencies, labels, and card stock. Supported sizes include letter, legal, executive, A4, A5, A6, and B6. The HL-5170DN connects to the host computer via parallel, USB, or 10Base-T Ethernet ports. An automatic interface switching feature means you don't need to adjust any printer settings when you change sources. The network interface allows you to print from any computer connected to the network and supports a wide range of networking protocols. The 100/120 VAC 50/60 Hz power supply consumes about 460 watts of power during normal operation and about 75 watts during sleep mode. Compatible with PC, Mac, and Linux operating systems, the HL-5170DN also comes backed by a one-year limited Express Exchange warranty. What's in the Box Printer, drum unit and toner cartridge assembly, quick setup guide, CD-ROM, AC power cord, user's manual; printer cable not included From the Manufacturer The HL-5170DN is a network-ready monochrome laser printer for small, connected workgroups. It offers a fast print speed at up to 21 ppm, built-in 10/100 BaseT Ethernet print server, 32 MB of standard memory (upgradeable to 160 MB), HQ1200 print quality (up to 2,400 x 600 dpi), and PC and Mac compatibility. The HL-5170DN also offers paper handling versatility via its 250-sheet paper tray and a 50-sheet multi-purpose tray.