Print Speed (Black) 35 ppm Fax Speed 33.6 kbps Scan Resolution up to 4800 x 4800 dpi Effective Resolution(Max) up to 1200 x 1200 dpi Print Language PCL5e/6 SPL IBM ProPrinter Epson PDF v1.7 Processor 600 MHz Fax Memory 6 MB (500 pages) Memory 256MB (512 MB Max) Paper Capacity 250 sheets 1 sheets MP Tray (max: 771 sheets) 150-sheet output Paper Type 3 x 5 8.5 x 14 (Plain Thick Thin Bond Preprinted Recycled Envelope Transparency Label Cardstock Cotton Colored Archive) Connectivity Hi-Speed USB 2.0 Gigabit Ethernet Monthly Duty Cycle 50000 pages Toner Yield Standard: 3K High Yield: 5K (3K Starter) Warranty 1 year parts and labor Special Features Scan-to-Email/FTP/SMB/WSD Fax Forwarding to Email/Fax PC Fax Eco Button Media weight 16 58lb paper handling Built-in Duplex First page out time as fast as 6.5s Power Consumption: 700W Printing 10W Ready 1.1W Power Save 1.7 kWh TEC 4-line LCD Built-in PIN Printing with Numeric Keypad Google Cloud Print Certified Samsung Mobile Print App Country Of Origin China OS Compatibility Windows (32/64 bit) XP/2003/Vista/2008/7/2008 R2 Mac OS X 10.5 10.8 Various Linux Various Unix CiTRIX Presentation Server Windows Terminal Services