Well, it died after 2 days. Did not want to return it and i repair it myself - TDA7293 integrated transistor was fried - 3-4 euros investment and amp is working as new (its been 10 days since repair and everything is OK).
So, after that "little" problem, this combo is actualy very good. No hum, verry little white noise when you put ear against speaker - very quiet.
Sound is very clean - you hear your instrument without noticable coloration.
My rating for qulity is only matter of that fried transistor, everithing else is very good.