Laser Tek Services&reg; 5 Pack Replacement Samsung CLT-407S High Yield Toner Cartridges (2 CLT-K407S,1 CLT-C407S,1 CLT-M407S,1 CLT-Y407S) for the Samsung CLP-320, CLP-320N, CLP-321N, CLP-325, CLP-325W, CLP-326, CLX-3180, CLX-3185FW, CLX-3185N, CLX-3186 Package contains 2 Black CLT-K407S, 1 Cyan CLT-C407S, 1 Magenta CLT-M407S, and 1 Yellow CLT-Y407S High Yield Replacement Toner Cartridges For use in the following printer models: Samsung CLP-320, CLP-320N, CLP-321N, CLP-325, CLP-325W, CLP-326, CLX-3180, CLX-3185FW, CLX-3185N, CLX-3186 Page Yield: 1,500 pages for black and 1,000 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.