Lexmark CX635ADWE Multifunction Printer, laser color, Crystal letter, scanner, prints, copy, fax, ADF, Printing speed 40 ppm A4, 42 ppm Carta, Duplex 20 spm2 (A4, 21 SPM2 CARTA, Monthly work cycle up to 125,000 pages, Recommended monthly print volume 1,500 – 10,000 pages, tamaño de Papel A6, Job, On 7 3/4, 9 on, JIS-B5, A4, Legal, A5, Hagaki card, Paper, About B5, Statement, About C5, Executive, Universal, About DL, Folio, 10 on