Whether you need regular output of continuous multi part forms, fine business correspondence, or combinations of both the 24-pin OKI ML491 printer is the single solution. It handles the printing needs of the most demanding business environments. Yet it also produce letter quality type and high resolution graphics for the office and executive suite. An internal cooling fan provides continuous airflow for the printhead, maximizing throughput productivity for long, unattended print jobs. Additional feed rollers provide precise forms handling and printed character placement accuracy. The ML491 runs the gamut of paper types and envelopes at lightning speed, reaching 475 cps in Utility/Draft mode and 105 cps in Letter Quality mode. Their rugged printhead is made up of powerful samarium magnets and stored energy pins that deliver precise, sharp characters all the way through to the last page of a 5-part form. The patented OKI closed loop feedback system assures character placement accuracy.