the product is good, and is quite what I ordered, but I must admit that the products are expensive, and I do not change my thought cartridges as quickly ... Let me explain: I thought I could do about 800 copies per color 1,000 copies as announced by color ... Now I can do from 1000 to 1200 color copies but changing the 4 colors at the end of the 1000/1200 copies. Sometimes, according to copies made, change the red after 500 copies and yellow 300 copies later ... etc ... It is more expensive that I thought at first ... Not so profitable that this color laser machine Samsung CLX 3185 FW