Xerox Phaser 6700 High-Capacity Toner Cartridge Black (18,000 pages) - 106R01510 has been specially designed and tested for our products. It ensures optimal print quality and maximum reliability during the printing process. You can count on it page after page. Original supplies from Xerox and Xerox systems are made for each other. Do not accept imitations. Compatible toners can cause failures in Xerox printers and lead to poor print quality and weak colors. With over 75 years of experience, original toner cartridges from Xerox are something you can rely on.