Technology : Mono Laser Max Resolution (B/W) : 1200 x 1200 dpi Print Speed (B/W) : Up to 47 ppm Automatic Duplexing : Yes Media Sizes : A4, A5, Executive, Folio, Legal, Letter, Statement Total Media Capacity : 500 sheets Interface : N/A Monthly Duty Cycle (max) : 150000 pages RAM (Max Supported) : 1024 MB/2048 MB