This is a high quality compatible Xerox 106R01469-106R01466 Rainbow Pack of Laser Toners compatible with the following printers:Xerox Phaser Printers:Xerox Phaser 6121,Xerox Phaser 6121D,Xerox Phaser 6121MFP,Xerox Phaser 6121MFPD,Xerox Phaser 6121MFPN,Xerox Phaser 6121N,Xerox Phaser 6121SAll four colors have a page yield of 2600.Using a compatible Laser Toner gives you excellent printout quality without the high prices! Images used are for illustration purposes only