• Automatic Double Sided Printing • 1200 x 1200 dpi Print • USB & Network • As Fast as 6.3 Seconds First page • Up to 42ppm Mono Print • HP PCL 6, HP PCL 5c, HP Postscript Level 3 Emulation, PDF, URF, PWG Raster • 100 Sheet Multipurpose Tray • 250 Sheet Input Tray • 1200MHz Processor • 256MB RAM • Windows & Mac Compatible