Laser Tek Services 4 Pack Replacement Samsung CLT-506L High Yield Toner Cartridges (CLT-K506L, CLT-C506L, CLT-M506L, CLT-Y506L) for the Samsung CLP-680ND, CLX-6260FD, CLX-6260FW Package contains 1 Black CLT-K506L, 1 Cyan CLT-C506L, 1 Magenta CLT-M506L, and 1 Yellow CLT-Y506L High Yield Replacement Toner Cartridges For use in the following printer models: Samsung CLP-680ND, CLX-6260FD, CLX-6260FW Page Yield: 6,000 pages for black and 3,500 pages for colors @ 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.