Optimum M4200DW
Multifunction Laser Printer

Print Speed: 42 ppm LTR
Duplex: Automatic
Processor Speed: 1.2 GHz
Memory: 512 MB
Duty Cycle: 100,000 pages
Native Resolution: 600 x 600 dpi;
Software-Enhanced Resolution: 1,200 x 1,200 dpi