. I noticed that I have the same problem as the person from the other review: the right button sounds louder, with a little ringing and rattling. I ended up returning the mouse. I take off a star for this. All in all, a great mouse. Before that, it was also silent from them - M350. That one is also cool and you can’t imagine better on the road, as it is small and flat. But the M650 is better than the first in all respects. Many say that Logitech is no longer the same and the equipment is no longer made as high quality. Yes, most likely it is. But the fact is that competitors do not do better, but more often worse. times like these