HP Laserjet 600 M601dn Printer (CE990A) B&W 45PPM 1200x1200dpi Output Capacity, std.: 600 pages Black Print Quality: 1200 x 1200 dpi Print Languages, std.: HP PCL 6, HP PCL 5e (HP PCL 5e driver available from the Web only), HP postscript level 3 emulation, native PDF printing (v 1.4) Duplex printing: Automatic Max. Duty Cycle: 175,000 pages monthly Paper Trays, std.: 2 Paper Trays, max.: 3 Input Capacity, std.: 600 pages