I had ordered this product at the seller ... I saw that the cartridges were worn after ... 100 pages - or - I do trust him again and I recommend it a week ago and that is what I see? the BLACK CARTRIDGE IS NOT DETECTED (I have a "note on the screen" HP that I can not reproduce here) - I'll come What a friend know and there - nothing to do - no black cartridge - well, I print with color ... who only comes out of the blue after 30 pages I Toner Low Well, I claim nothing, but I am disappointed with amazon (in whom yet I am old client) so I think twice now - and will not have recourse to the seller CLUB INK - thank you