33 Pages per Minute Up To 1,200 dpi Print Resolution First Print out time of 6.5 Seconds 250-sheet Paper Cassette, 50-sheet Manual tray 600 MHz Dual Core processor 2 Line LCD Display Media Size: Width : 3.0" x 5.0" / Length : 8.5" x 14.0"

37 Pages per Minute Up To 1,200 dpi Print Resolution First Print out time of 6.5 Seconds 250-sheet Paper Cassette, 50-sheet Manual tray 600 MHz Dual Core processor 2 Line LCD Display Media Size: Width : 3.0" x 5.0" / Length : 8.5" x 14.0" High Yield 10,000 Pages Per Cartridge Available ML-3712DW has One-Touch Wireless Connection

45 Pages per Minute Resolution of 1,200 X 1,200 dpi Effective Output First Print out time of 8.5 Seconds 500-sheet Paper Cassette, 100-sheet Manual tray 500 MHz processor and 128 MB memory PS3, PCL6, IBM ProPrinter, EPSON, PDF Direct  Emulation Optional automatic duplexing

45 Pages per Minute Resolution of 1,200 X 1,200 dpi Effective Output First Print out time of 8.5 Seconds 500-sheet Paper Cassette, 100-sheet Manual tray 500 MHz processor and 128 MB memory PS3, PCL6, IBM ProPrinter, EPSON, PDF Direct  Emulation Optional automatic duplexing Optional 40GB Hard Disk

55 Pages per Minute Up To 1,200 dpi Print Resolution First Print Out Time of 7.8 Seconds PCL5e, PCL6, IBM ProPrinter, EPSON, KS/KSSM, KS5895, PostScript3, PDF Direct v1.7, XPS v10 Built-in Duplex Printing 520 Sheet Cassette Tray 100 Sheet Multi-Purpose Tray

65 Pages per Minute Up To 1,200 dpi Print Resolution First Print Out Time of 7.8 Seconds PCL5e, PCL6, IBM ProPrinter, EPSON, KS/KSSM, KS5895, PostScript3, PDF Direct v1.7, XPS v10 Built-in Duplex Printing 520 Sheet Cassette Tray 100 Sheet Multi-Purpose Tray 700MHz dual-core processor