My first post here.I want to know about these headphones.I've always thought that's just an old and crappy piece of vintage, but-
http://www.ebay.de/itm/Beyerdynamic-DT-911-Kopfhorer-/160710432569?pt=Kopfh%C3%B6rer&hash=item256b169739&autorefresh=true#ht_680wt_1165
http://www.ebay.de/itm/Beyerdynamic-DT-911-DT911-Kopfhorer-Headphone-/220750502521?pt=Kopfh%C3%B6rer&hash=item3365c15a79#ht_500wt_1182
http://www.ebay.de/itm/Beyerdynamic-Profi-Kopfhorer-DT-911-ab-1-/300655118445?pt=Kopfh%C3%B6rer&hash=item460071086d#ht_1387wt_1165
450 euro?! Why are these beyers so expensive? Maybe They're very rarely and their sound's so perfect?Are they better than Beyer 770/880/990 an T70?
http://www.ebay.de/itm/Beyerdynamic-DT-911-Kopfhorer-/160710432569?pt=Kopfh%C3%B6rer&hash=item256b169739&autorefresh=true#ht_680wt_1165
http://www.ebay.de/itm/Beyerdynamic-DT-911-DT911-Kopfhorer-Headphone-/220750502521?pt=Kopfh%C3%B6rer&hash=item3365c15a79#ht_500wt_1182
http://www.ebay.de/itm/Beyerdynamic-Profi-Kopfhorer-DT-911-ab-1-/300655118445?pt=Kopfh%C3%B6rer&hash=item460071086d#ht_1387wt_1165
450 euro?! Why are these beyers so expensive? Maybe They're very rarely and their sound's so perfect?Are they better than Beyer 770/880/990 an T70?