Network-ready laser printer offers heavy-duty reliability, automatic two-sided printing and breakthrough speed. Boost productivity with print speeds up to 45 black/white pages per minute with up to 1200 x 1200 dpi. First page is out in less than 8.5 seconds. Produce documents on a variety of media, including letterhead, envelopes, labels, cardstock and transparencies. Oversee print jobs, check printer status and monitor security settings directly from the printer, using the four-line, color control panel. Bypass the PC and print quickly simply plug a flash drive directly into the front-facing USB port. Other standard connections include one Hi-Speed USB 2.0; one Gigabit Ethernet; one external accessible Host USB and two internal Host USB 2.0-like ports (for 3rd party connection). LaserJet Enterprise 600 M601dn Printer also features a 512MB memory, 800MHz processor, and maximum paper size of 8-1/2" x 13", 100-sheet multipurpose tray and 500-sheet input tray. Energy Star qualified.