Monochrome Laser Duplex (2-sided) Printing: Integrated Duplex Print Speed: 62 ppm Recommended Monthly Page Volume: 5000 - 75000 Pages Put output at up to 61 ppm* in more places with the Lexmark MX721ade, the multifunction product with features and performance to satisfy even large workgroups.Blazing output, amazing inputA first page as fast as four seconds sets the stage for printing and copying at up to 65 [61] ppm*, backed by the powerful combination of 1.2-GHz quad-core processor and up to 6 GB of memory. Single-pass two-sided scanning at up to 150 [144] spm completes the speed equation, bolstered by bigger-than-ever 200-page document feeder capacity.Dont interruptWith access to input capacity of up to 3300 sheets, replacement toner cartridges that go as high as 55,000 pages**, 200-sheet automatic document feeder, long-life imaging unit and fuser that may never need replacement, youll spend more time printing and less time doing maintenance.Engineered to lastSteel frames and a rob