With output up to?42 [40] pages per minute and a light compact form factor the Lexmark MS431dw provides fast dependable performance. Connect via USB?Ethernet or standard Wi-Fi?and power through big jobs with a?1-GHz?multi-core processor 256?MB of memory and?a 100-sheet?multipurpose feeder. Available?Extra High Yield?Unison?toner?prints?up to 20000 pages?and optional 550-sheet paper tray supports