An intense, natural sound image with exceptional detail combined with the highest wearing comfort and a sub-bass extension that you can experience with all your senses. Each pair of audiophile headphones has its own unique character. Imagine if you could own one of these. The sub-bass extension is the perfect addition for an even more impressive dynamic sound.Feel-good shoes, your favourite jeans and, as a highlight, the HD 660S2. A favourite outfit makes you feel good all around.

Unique vented magnet system for minimal distortion.
Featherweight aluminium voice coil with 300 Ohm impedance and optimal response.
An immersive listening experience with vivid timbre and deep, accurate sub-bass.
Soft, supple ear cushions and an open design ensure maximum wearing comfort.
Outstanding quality developed in Germany and manufactured in Ireland.