Ecotank m2140, inkjet printers, business inkjet/multi-fuction/ink tank system/mono, letter legal, 1 ink cartridges, k, print, scan, copy, yes, 39 pages/min monochrome (plain paper), 250 sheets standard, 251 sheets maximum, 1.200 dpi x 2.400 dpi (horizontal x vertical), lcd screen: diagonal: 3,7 cm, hi-speed usb - compatible with usb 2.0 specification, mac os 10.10.x, mac os 10.7.x, mac os 10.8.x, mac os 10.9.x, mac os x 10.11.x, mac os x 10.12.x, mac os x 10.6.8, windows 10, windows 7, windows 8 (32/64 bit), windows 8.1, windows server 2008 (32/64bit), windows server 2008 r2, windows server 2012 (64bit), windows server 2012 r2, windows server 2016, windows vista, windows xp sp2 or higher, windows xp sp3, windows server 2003 r2, 36 months carry in, 100.000 pages