TopJet Generic Replacement Toner Cartridge for Samsung CLT-K407S – Page Yield:1500 pages with 5% coverage for CLP-320 / CLP-320N / CLP-321N / CLP-325 / CLP-325W / CLP-326 / CLX-3180 / CLX-3185FW / CLX-3185N / CLX-3186-Black , Retail Box