Toner Cartridge: 1.Used for Samsung SCX-4321,4521 2. Page Yield : 3000pages 5% coverage Toner ... cartridge FeaturesProduct Name & Model: toner Cartridge For SAMSUNG SCZ-4521Used for Samsung SCX-4321,4521Color: blackType: compatiblePage Yield(A4,5%coverage ... Remark: Many other models that compatible with HP , Lexmark, Canon, Samsung, Brother, Epson and other inkjet cartridges are available.All the ...