At a glance
SENNHEISER HD 660 S2 reviews: 4.8/5 based on 6 analyzed reviews, updated November 2, 2026.
Praised: precise mids and sound dynamics.
Review summary
Written by Augur from the 6 reviews analyzed
The SENNHEISER HD 660 S2 is an over-ear headphone designed for audiophiles seeking great sound precision. Users highlight the particularly faithful and detailed reproduction of mid frequencies, which brings beautiful clarity to vocals and instruments. Additionally, the impulse response has been optimized to offer a more dynamic and responsive sound. This model also corrects the weaknesses of previous versions by offering more present and better-controlled bass, thus meeting the expectations of lovers of balanced sound.
What buyers talk about most
- Strength : Precise midsThe reproduction of mid frequencies is extremely detailed, offering remarkable clarity on vocals.
- Strength : Sound dynamicsThe improvement in impulse response brings excellent responsiveness and more dynamism to the listening experience.
- Strength : Improved bassThe bass has been reworked compared to previous models to offer a more balanced presence.
About the product
Brand, category, barcode, review sourcesShow Hide
- Brand
- SENNHEISER
- Category
- Audio & casques
- Barcode (EAN)
- 4260752330374
- Reviews analyzed
- 6
- Last updated
- November 2, 2026
- Version for AI
- Markdown version of this page, for AI assistants
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