Lexmark MS521dn Laser Printer - Monochrome - 1200 x 1200 dpi Print - Plain Paper Print - Desktop - 46 ppm Mono Print - Statement, Folio, Oficio, Legal, Letter, Executive, B5 (JIS), DL Envelope, A6, Universal, A5, ... - 350 sheets Standard Input Capacity - 120000 Duty Cycle - 2000 to 15000 Monthly Volume Recommended - Automatic Duplex Print - Ethernet - USB: