Stainless Steel Housing: Machined from stainless steel and with a mirror finish, the housing of the E5000 firmly supports the driver unit and suppresses unnecessary vibrations Precision Dynamic Driver: Highest levels of precision have been implemented in the construction of the small-scale dynamic driver unit of the final E5000 Swing Fit Design: With the uniquely designed swing fit mechanism, the earpieces of the final E5000 can be swung left and right and tilted towards the audio canal for a perfect fit Silver Coated Cable: final have developed special MMCX connectors and a high-purity OFC silver coated cable that provide a wide sound stage