Top-of-the-range open, dynamic hi-fi stereo headphones Systems with narrow tolerances (± 1 dB), hand-picked in pairs High-quality titanium / silver finish Specially developed acoustic silk for precise, uniform attenuation over the entire area Specially modulated connecting cable (detachable) made from highly conductive OFC copper, with very low handling noise Extremely lightweight aluminum voice coils ensure excellent transient response Comfortable to wear due to elliptical design adapted to the shape of the ears Can be directly connected to stationary hi-fi components of the highest quality, in particular SACD, DVD-A and CD players