hd 660s2
  1. Sennheiser HD 660S2

    Sennheiser HD 660S2

    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. Ever felt goosebumps from sound so real, it was as if the source was in the room with you...
    • Sennheiser
    • Head Gear item
    • audiophile dynamic hd 660s2 hd 660smk hd660s2 open back sennheiser
    • Reviews: 3
    • Category: Over-Ear
  2. Sennheiser

    Dive deeper into legendary sound. Let’s meet the HD 660S2

    Hello Head-Fi! It sure is hard to keep a secret! We’re here to officially debut the HD 660S2, the latest in our 600 series of audiophile headphones. This dynamic, open-back set of cans brings a new flavor to this award-winning and best-selling family thanks to the feedback from you, the hi-fi...
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