With this Original Kyocera TK550K (TK-550K) Black Toner Cartridge you can produce the most reliable and highest quality prints your Printer can achieve. The Genuine TK-550K Black Cartridge is capable of printing high resolution, text and images for the life of the Cartridge, as it is a brand new product designed, manufactured and tested by Kyocera. This Original TK550K Black Kyocera Toner Cartridge is guaranteed to work in harmony with your Kyocera FS-C5200DN Printer and has a healthy page yield of around 7000 (based on a 5% coverage). All of our Original products come with our 100% satisfaction guarantee.