Replaces the Following Manufacturer Numbers: Q6461A (HP 644A). Compatible with the Following Printer Models: Color LaserJet 4730 Color LaserJet 4730X MFP Color LaserJet 4730XM MFP Color LaserJet 4730XS MFP Color LaserJet CM4730 Color LaserJet CM4730F Color LaserJet CM4730FM Color LaserJet CM4730FSK.