Many documents have to be printed again for the university, so now this toner was ordered as an alternative to the original HP (HP LaserJet M1522n). It's basically all the same to the original toner, except that this toner only 1/3 costs compared to the original. The first prints are all so Qualitatively no difference is as good as the original toner determine. Let's see how long the toner holding compared to the original, if it considers as long everything is great!