OKI C3400n Toner Cartridges

The OKI C3400n uses four compatible high yield toner cartridges: black 43459304 rated at about 2,500 pages, plus cyan 43459303, magenta 43459302 and yellow 43459301, each rated at about 2,000 pages. The same toner also fits the C3600 and C3600n. Orders come with a 100% satisfaction guarantee.