Brother HL-3400CN Series Toner Series Toner Cartridges
The TN-02 Black toner cartridge yields up to 14,000 pages while each of the TN-02 Color toner cartridges yields up to 8,500 pages when printing at 5% coverage on A4/ Letter sized paper. To produce all the colors you see on a page, the individual toners are mixed during the printing process.
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