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 review: I'm an open-back believer

Sennheiser HD 660S2 Open-back Headphones

Natural, relaxed, high-fidelity sound with extra sub bass: Ultra-light aluminum voice coil with 300-ohm impedance for excellent impulse response and

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

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

Sennheiser HD 660S2 Open-back Headphones