What You Get: 4 Pack replacement for Xerox workcentre 6515 toner and Phaser 6510 toner. Includes 1 x black phaser 6510 toner-106R03480, 1 x cyan phaser 6510 toner -106R03477, 1 x yellow phaser 6510 toner-106R03479, 1 x magenta phaser 6510 toner-106R03478 Compatible Printer: For Xerox Phaser 6510 series: 6510, 6510/DNI, 6510/DN, 6510/N, 6510/DNM. For Xeros Workcentre 6515 series: 6515, 6515/DNI, 6515/DN, 6515/N, 6515/DNM printers High Page Yield: Up to 5,500 pages per black 6510/6515 cartridge, 2,400 pages per color 6510/6515 cartridge (Letter/A4, 5% coverage) Premium Printouts: All ejet replacement for xerox workcentre 6515 toner/phaser 6510 toner cartridges are tested to provide sharp text and crisp graphics. Equivalent to photo quality and help prints stay true to image. Certified Quality: Equipped with Smart IC chip, ejet 6510 6515 Xerox toner replacement are made in an ISO 9001, ISO 14001 certified facility to ensure details precision and long durability