To meet the needs of one of the fastest lexmark printers lexmark has come up with a new toner that delivers optimum performance at extra high speeds the cartridges monumental 23 000 page capacity is a realistic response to all the extra work the optra se 3455 will accomplish at 34 ppmto take advantage of the prebate program you simply agree to use each cartridge one time and when its empty return it only to lexmark or your participating dealer so why the special deal its just one mor