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The Sennheiser HD 660S2 Review

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Sennheiser HD 660S2 Review

The Sennheiser HD 660S2 Review

Our Rating:

Rating: 4.5 out of 5.

User Rating:

Rating: 4.5 out of 5.

If you’re looking for a premium audio experience, the Sennheiser HD 660S2 headphones are an amazing choice in this genre. Featuring high head precision and detail, these signature detailedмовstrelnaya&rsquomodules bring human nature for that natural breathability and hypercomfort to you with an open back design that makes them ideal for very long hours of use.

The HD 660S2 headphones from Ireland are designed to a high quality standard reflecting Sennheiser’s commitment to quality. In addition to having an intimate approach where users can be more in touch with their favorite music and artists while using it, it has comfortable foam padding that makes the comfort just right for the individual listener. Elevate your audio experience to new heights with exclusive accuracy and detail, combined with the comfort you’ve only dreamed of from Sennheiser HD660S2 headphones.

Sennheiser HD 660S2 Review: All Of Features


  • Design: Audiophile Open-Back Dynamic
  • Impedance: 300-Ohm
  • Transducer: 42mm high-performance
  • Frequency response: 8 Hz – 41,500 Hz
  • Sound pressure level: 97 dB
  • Weight: 630 Grams
  • Jack: 3.5 jack
  • Origin: Designed in Germany

We recently tested the Sennheiser HD 660s2 headphones which we are very impressed with because they have excellent qualities that enhance our audio performance. The most impressive feature is a more realistic comfortable natural sound with deep sub-bass. 300-ohm impedance ultra-lightweight aluminum acoustic coil, delivering great impulse response and intimate sound with high bass. The striking feature is of course the energy efficient 42mm lenses designed for airflow performance. The unique robust, pneumatic magnet design provides excellent ventilation and therefore reduces distortion.

The airflow is controlled by metal stoppers and this ensures clear audio. We feel that the deepest sounds are twice as loud, be they bass and drums from the 45. This is like walking straight into a recording studio. When listening to music for extended periods of time, the issue of comfort takes precedence over everything else and this is where the open-back design found on the HD650s2 excels in providing optimal ventilation. Not only do the comfortable ear plugs make it much easier to wear but, they seal in the ears and help create a rich audio experience that fills our heads with those quiet sounds.

The quality of the construction is great, showing the strength of German engineering. Not only do the headphones look great but they also feel solid to the touch. The long cables are detachable, allowing for smooth desktop use. Overall, the Sennheiser HD 660s2 headphones deliver an outstanding listening experience for their natural sound and incredible bass performance with unparalleled comfort Detailed design, build quality and make them excellent value for money for anyone who loves audio. These headphones are ideal for premium

The Sennheiser HD 660S2 Review

Sennheiser HD 660S2 Review

What We Like

  • Amazing Audio Quality
  • Open-Back Design
  • High-Fidelity Sound
  • Comfortable For Listening
  • Double Sound Pressure

What We Don’t Like

  • Little Sound Leakage
  • Limited Connectivity

Sennheiser HD 660S2 Review: Build, Design Quality & Comfort

The design of the Sennheiser HD 660S2 represents elegance and functionality. The headphones find the perfect compromise between old world elegance and contemporary styling with a vintage feel. In addition to enhancing comfort, the open design also improves breathing meaning you can listen to music for hours without breaking a sweat. Additionally, the velvet ear cuffs provide style and design elements, creating a tactile pleasure. Carefully made in Ireland, the design of the HD 660S2 is impressive.

Low total weight These headphones are not only comfortable for your ears but also comfortable for the top of your hair. Clearly, a lot of attention to detail went into the construction of these buildings to ensure their durability and longevity. The best combination of materials and careful construction enhance overall fidelity making the headset stable and the perfect companion for audio enthusiasts.

Comfort is often more important than sonic accuracy during long listening sessions, and the HD650S2 scores in this regard. Velvet ear pads provide tactile comfort, providing adequate pressure for better sound positioning. The ergonomic headband, combined with low and overall weight balance support means it’s a perfect fit for super-long work sessions. The open design makes the sound just feel like a second layer of skin and creates a very nice atmosphere around your ears.

Sennheiser HD 660S2 Review: Audio Quality

The HD 660s2 redefines audio fidelity with a warm, welcoming signature and impressive resolution and accuracy. This sub-bass seems to lengthen the sound, so adding tone and depth makes it more enjoyable to listen to. Double the sound pressure at the lowest frequencies is still incredibly precise and balanced, improving overall sound. It can reproduce even these little things—whether you’re the lowest key of B on a 5-string bass or a low E, an octave below middle C on a concert piano. The sophisticated coil design and excellent airflow help ensure every note is perfectly reproduced and a very pure sensory response is achieved.

Sennheiser HD 660S2 Review: Leakages

One of the main features of the HD 600 headphones is their open-back system which helps to create a very pleasant atmosphere for the ears when listening to music for long periods of time but the fact that this design can transmit sound should be considered around . While it allows you to fully immerse yourself in the music, these headphones should be used in environments where there is no problem with leaking sound or at a respectable volume that other people can hear

Sennheiser HD 660S2 Review: Should Buy?

The Sennheiser HD 660S2 is a strong proposition for all careful buyers. If you’re tired of wearing uncomfortable headphones, this product has a great combination of comfort and style to ensure outstanding audio. The combination of a warm and balanced sonic signature with extended sub-bass creates an intimate listening experience with musical connections that will be hard for any audiophile to avoid.

Considering the level of build quality, thoughtful design and precise engineering included in the HD 660S2, this is a product that represents a great value for those who want nothing less than high-end audio performance if you’re looking for headphones that feel amazing on into your ears and offer some intuitive audio experience, Free from any fatigue, then, the HD 60 S2 should find a slot at the top of your list.

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