I think I do a big mistake.   The bass is present, perhaps not as dense as I thought, but it is very precise. If, however, active equalization as BBE viva or viva 2 to high volume perceive a certain bias. The medium and high tone reproduction is rather in my top level. The voices of the...

Hello I just purchased from a German web site (heimk***o-hi**) PFE012 for 79 euro, convinced by the reviews. Unfortunately I first listened to these headphones proved to be a total disappointment. The bass is completely absent, and the sound is metallic and shrill. In my opinion I have sold a...