3. High Page Yield: High yield 8500 pages per Black toner cartridge; 5000 pages per color toner cartridge at 5% coverage of A4 Paper. (depends on printer and usage)
4. Quality Assurance: One-year warranty, please be assured use.(If there is any issues whatsoever with your order, please feel free to contact us, we would as soon as to solve your problem for you.)
5. Advantages: Strict Quality Control,crisp and clear texts,vibrant color.