Sennheiser
Sennheiser HD 660S2 Headphones
Experience music on a new level with the Sennheiser HD 660S2 headphones. These headphones offer an intimate, relaxed sound signature with outstanding precision and extended sub bass for a deeply moving listening experience. Designed for audiophiles, they provide breathtaking resolution and natural, balanced sound without harshness. The warm, inviting signature combined with enhanced sub bass creates a uniquely pleasant and rewarding listening session. Crafted for comfort with plush velour earpads and an ergonomic headband, the open-back design ensures a comfortable climate even for extended use. Enjoy legendary Sennheiser sound quality, meticulously engineered for superior performance and an immersive audio journey.
$679.95
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Owner Satisfaction
4.4
/ 5
Category Rank
2114
/ 5518
#2114 in Headphones
Price vs Category Average
+16%
Above average
Transducer principle
dynamic, open
/ dynamic, open
Who it's for
- Enhanced Bass Performance
- Exceptional Soundstage and Imaging
- Superb Comfort for Extended Use
Who should skip it
- Requires Dedicated Amplification
- Open-Back Design Lacks Isolation
- Premium Price Point
Key Specs
Transducer principle
dynamic, open
Transducer size
38 mm
Frequency response
8 – 41,500 Hz
Impedance
300 Ω
Sound pressure level (SPL)
104 dB (1 kHz, 1 Vrms)
Total harmonic distortion (THD)
<0.04% (1 kHz, 100 dB)
Ear coupling
Over-Ear
Weight
9.2 oz
Features
- Extended sub bass for a richer listening experience
- Natural, warm sound signature with excellent timbre
- Comfortable open-back design for extended wear
- Powerful vented magnet system minimizes distortion
- Ultra-light aluminum voice coil with 300-ohm impedance for superior impulse response
- Plush ear cushions and ergonomic headband for maximum comfort
- Outstanding quality designed in Germany, made in Ireland
- Includes multiple cables and an adapter for versatile connectivity
What customers say
Customers consistently praise the Sennheiser HD 660S2 headphones for their exceptional sound quality, particularly noting the improved bass response and detailed audio presentation. Many users highlight the remarkable comfort, allowing for extended listening sessions without fatigue. While the premium price is a consideration, the overall audio experience and comfortable design are frequently cited as justifying the investment, making them a favored choice for serious listeners seeking an immersive and enjoyable experience.
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