Products > Lexmark > Lexmark Black & White Laser Printers Lexmark M1145 45 Pages per minute 2.4-inch Color LCD Screen 250 Sheet Paper Drawer & 100 Sheet Bypass Maximum Paper Capacity of 2,000 Sheets Maximum Output size of 8.5" X 14" Standard Integrated Duplex Unit Maximum Duty Cycle of 100,000 Pages Lexmark M3150 50 Pages per minute 4.3-inch Color Touch Screen 550 Sheet Paper Drawer & 100 Sheet Bypass Maximum Paper Capacity of 2,300 Sheets Maximum Output size of 8.5" X 14" Standard Integrated Duplex Unit Maximum Duty Cycle of 150,000 Pages Lexmark M5155 55 Pages per minute 550 Sheet Paper Drawer & 100 Sheet Bypass Maximum Paper Capacity of 4,400 Sheets Maximum Output size of 8.5" X 14" 4.3-inch Color Touch Screen Maximum Duty Cycle of 250,000 Pages