Compatible with the following OEM part numbers:HP 15X / HP 15HP C7115XPage Yield: 3,500 High YieldThe cartridge fits the following printers:HP LaserJet 1000, HP LaserJet 1200, HP LaserJet 1200seHP LaserJet 1200n, HP LaserJet 1220, HP LaserJet 1220seHP LaserJet 3300mfp, HP LaserJet 3300se mfp, ..