Technology: Laser Max Resolution (B/W): 1200 dpi Print Speed (B/W): 32 ppm Automatic Duplexing: N/A Media Sizes: Oficio, Universal, Letter, Legal, A5, A4, Executive, Folio, JIS-B5 Total Media Capacity: 550 sheets Interface: RJ-45, USB, LAN Monthly Duty Cycle (max): 75000 p pages RAM (Max Supported): Up to 2304 MB