Ideal for offices that print colour business documents and marketing materials. HP 646X Black LaserJet Toner Cartridges keep your business productivity high. Save time and money with this reliable, high-capacity Original HP cartridge designed for frequent printing of documents with crisp, black text.Compatible Printers: HP Color LaserJet Enterprise CM 4540 MFP, HP Color LaserJet Enterprise CM 4540 fskm MFP, HP Color LaserJet Enterprise CM 4540 f MFP, HP Color LaserJet Enterprise CM 4500 Series, HP Color LaserJet Enterprise CM 4540 Series
