The device works with value and is self-explanatory in operation, if you take it apart, that the setting of the grind by turning the bean container a little remains nebulous. The machine is not silent, in relation to a slicing machine noise tests but more cautious. The cup adjustment fits pretty good and you get the right level after several attempts towards. The coffee arrives to 100% in the plastic container can be emptied almost without residue. I am satisfied and would buy again the machine. Conclusion: Buy recommendation.