Already, this multifunction has a fan on the left side, which is marked anywhere, not even in the documentation. And it is particularly noisy fan, it runs all the time! In a plant, it would pass, but for someone who works in quiet, it's unbearable. The scanner is of average quality (rather blurred texts), the definition of my old Epson scanner 10 years was much better. Then it prints certe ... but again loudly (shrill more ...), and slowly, strange for a laser! For USB keys, better it does not include files too, if the key is not recognized. This does not deserve more than 2 stars, and yet I think that's a lot ...