Laser Tek Services&reg; Replacement Samsung CLP-K660B Black High Yield Toner Cartridge for the Samsung CLP-610ND, CLP-660N, CLP-660ND, CLX-6200FX, CLX-6200ND, CLX-6210FX, CLX-6240DFX Package contains 1 Black CLP-K660B High Yield Replacement Toner Cartridge For use in the following priner models: Samsung CLP-610ND, CLP-660N, CLP-660ND, CLX-6200FX, CLX-6200ND, CLX-6210FX, CLX-6240DFX Page Yield: 5,500 pages @ 5% page coverage Product Comes with a 1 year 100% Satisfaction Guarantee! Laser Tek Services offers free technical support for any questions you may have. Manufactured by ISO and STMC certified facility.| The Use of Laser Tek Services compatible products will not void your printers warranty.