1 shop · prices as of 14 October 2026
Sennheiser HD 660S2 Black
Premium open-back dynamic headphones engineered for exceptional detail, deep sub-bass, and natural audiophile acoustics.
4,6
Photos come from different shops, duplicates are possible.
Best price right now
€415,00
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BolSold out
€400,00 · last seen on 12 October
No price found at Alternate, HelloTV, HP, Kamera Express, MediaMarkt and tink
Best price€415,00
Go to CoolblueCompare all prices for HD 660S2 Black at online shops that deliver to Belgium. Prices as of 14 October 2026, updated daily.
Description
The Sennheiser HD 660S2 delivers high-fidelity sound tailored for critical listening and audiophile enjoyment. Featuring refined 38mm dynamic transducers with an optimized aluminum voice coil system, it offers double the sound pressure at lower frequencies compared to its predecessor for enhanced bass impact and extended sub-bass depth. The open-back circumaural design paired with plush velour ear cushions provides long-lasting comfort and an expansive, natural soundstage. In the box, you will find the HD 660S2 headphones, a 1.8-meter 6.35 mm unbalanced cable, a 1.8-meter 4.4 mm balanced cable, a 6.35 mm to 3.5 mm adapter, and a storage pouch.
Pros & cons
- Pro: Extended sub-bass response and exceptional acoustic detail across the entire frequency range.
- Pro: Comfortable open-back over-ear design with plush velour ear cushions for long listening sessions.
- Con: Open-back architecture leaks sound and offers no passive noise isolation for noisy environments.
- Con: A 300-ohm impedance requires a dedicated headphone amplifier or high-output source to perform at its best.
Price history
Price check
Usual price
€415,00 today, close to the usual price.
- Cheaper than usual
- under €397
- Usual price
- €397 to €450
- Pricier than usual
- from €450
Lowest and average price since 29 July 2026
The lowest price we have seen for Sennheiser HD 660S2 Black since 29 July: €399, on 6 October. Today the lowest price is €415, 4% more than then.
Specifications
Sound
- Frequency response hz
- 8Hz 41.5kHz
- Impedance ohm
- 300 Ω
- Wireless
- No
Colour
- Colour
- black
- Colour name
- Black
Dimensions and weight
- Weight
- 260 g
Frequently asked questions
How much does Sennheiser HD 660S2 Black cost?
Now €415 at online shops that deliver to Belgium. Prices as of 14 October 2026, updated daily.
Is Sennheiser HD 660S2 Black cheaper than usual right now?
About the same. €415 is close to the average lowest price since 29 July (€426). The lowest point was €399.