This set of 4 compatible toner cartridges includes black, cyan, magenta, and yellow options for the Xerox Phaser 6500 and WorkCentre 6505. Each cartridge is designed to deliver high-quality prints with a total yield of up to 5,500 pages. The cartridges replace the original Xerox part numbers 106R01597, 106R01594, 106R01595, and 106R01596. These high-yield compatible toners are a cost-effective solution for maintaining professional print quality without exceeding your budget.