Definitive
HD 660 S2
Model #: HD 660 S2
At a Glance
Enjoy your music on a completely new level. An intimate, relaxed sound signature combines with outstanding precision and exceptional comfort — and now, extended sub-bass — for a deeply moving experience.
Proposition 65 Warning for California Residents
HD 660 S2
Model #: HD 660 S2
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Open Box/Demo
At a Glance
Enjoy your music on a completely new level. An intimate, relaxed sound signature combines with outstanding precision and exceptional comfort — and now, extended sub-bass — for a deeply moving experience.
Get to know this product.
Uniquely powerful vented magnet system for minimized distortion
Ultra-light aluminum voice coil with 300-ohm impedance for excellent impulse response
Plush ear cushions and open design for maximum comfort
Proposition 65 Warning for California Residents