Print Speed (Black) 29 ppm Fax Speed 33.6 Kbps Scan Resolution 4,800 x 4,800 dpi Effective Resolution(Max) 4,800 x 600 dpi Technology Print, Scan, Copy, Fax Print Language SPL, PCL5e, PCL6 Processor 600 MHz Fax Memory 600 pages Memory 128 MB Paper Capacity 250 sheet cassette tray, 1-sheet multi-purpose bypass Paper Type Plain, Thin, Thick, Cardstock, Recycled, Archive, Bond Connectivity Hi-Speed USB 2.0, Ethernet 10/100 Base Tx Monthly Duty Cycle 12,000 pages Toner Yield Standard: 1.2K; High: 3.0K (starter 1.2K); Drum: 9K Warranty 1 year Special Features Built-in auto duplex, Eco mode, FPOT <8.5 seconds, Built in Wireless with WiFi Direct; Power Consumption: Sleep <3W, Ready <50W, Printing <350W; 2-line LCD & 2 piece toner; ReCP technology for advanced quality output OS Compatibility WIndows 8/7/Vista/XP/2008/2003, Various Linux, Unix, Mac 10.5 and up