HP LaserJet M681 M681f Laser Multifunction Printer-Color-Copier/Fax/Scanner-50 ppm Mono/50 ppm Color Print-1200x1200 Print-Automatic Duplex Print-100000 Pages Monthly-650 sheets Input-Color Scanner-600 Optical Scan-Color Fax-Gigabit Ethernet - Copier/Fax/Printer/Scanner - 50 ppm Mono/50 ppm Color Pr