With an enormous 20,000 page yield from the original Samsung M659 and the rest of the 659 toner cartridge series, these genuine consumables offer a surprisingly low cost per page. The magenta toner cartridge in the series, the CLT-M659S/ELS offers a quality of print that only Samsung can offer and is guaranteed to impress.The genuine Samsung CLT-M659S/ELS is compatible with the CLX-8640ND, CLX-8650ND and every other high quality laser printer found listed on this page. Whilst other alternatives to the M659 are in circulation, this original version come highly recommended for those who wish to invest in brand new Samsung products.