LD Compatible Toner Cartridge Replacement for Xerox 106R02731 Extra High Yield (Black) 100% Satisfaction & LIFETIME Guarantee Page Yield: 25,300 | Shelf Life: 24-36 Months Replaces 106R02722 High Yield & 106R02720 Standard Yield Black Toners For use in Phaser 3610, Phaser 3610DN, Phaser 3610N, WorkCentre 3615 & WorkCentre 3615DN The use of compatible replacement toner cartridges and supplies does not void your printers warranty