Headphones Grado SR-80i (Electronics)
The long search is finally over. Have tested in the past three months following Kopfhöerer. Sennheiser HD 219 Beyerdynamic DT 990 Sennheiser HD 598 Philips SHL4000 / 10 Koss Porta Pro Bose AE2 Audio Bose QuietComfort 15 Sony MDRZX300B Sennheiser PX 2