Specifications double sided printing automatic speed colour and mono up to 33 pages per minute first page print up to 7.5 seconds product group output a4 print resolution 2400 x 600 dpi interface usb and network lcd screen 6cm colour lcd display airprint compatible yes paper handling input 1 single sheet manual feed paper handling input 2 250 sheet input tray maximum paper weight 105gsm 200gsm card stock paper handling output 125 sheet output bin monthly duty cycle 85,000 pages month in the box lexmark cs521dn black starter toner cartridge 3000 pages cmy starter toner cartridges 2000 pages cmyk developer units photoconductor unit setup guide power cord