Sennheiser HD 660S2 review: I'm an open-back believer

When you want to really explore the detail and depth of your favorite tracks, the Sennheiser HD 660S2 are the perfect tool for the job.

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Sennheiser HD 660S2 - Reviews Headphone Reviews and Discussion

Sennheiser HD 660S2 review: I'm an open-back believer

Sennheiser HD 660S2 - Reviews Headphone Reviews and Discussion

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Open-back Sennheiser HD 660S2 headphones boast wider soundstage and crisper low frequency response - Yanko Design

Sennheiser HD 660S2 - Reviews Headphone Reviews and Discussion

Open-back Sennheiser HD 660S2 headphones boast wider soundstage and crisper low frequency response - Yanko Design

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Circumaural Open-back Headphones with 300-ohm Impedance and 8Hz-41.5kHz Frequency Response

Sennheiser HD 660S2 Open-back Headphones

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Sennheiser HD 660S2 review: I'm an open-back believer

The soon-to-be-controversial HD 660S2 thread, Page 2