Discovering the Superior Sound of Sennheiser HD 660 S: My First Hand Experience on r/HiFiAudio

I have always been a music enthusiast, constantly seeking the best audio experience. And when it comes to headphones, Sennheiser has always been a go-to brand for me. So naturally, I was intrigued when I came across their latest release, the Sennheiser HD 660 S. The name itself evokes a sense of luxury and high-quality sound. But is it worth the hype? Keep reading to find out. In this article, I will be diving into everything you need to know about the Sennheiser HD 660 S – from its design and features to its performance and overall value. So buckle up and let’s take a closer look at these headphones that claim to deliver an unparalleled listening experience.

I Tested The Sennheiser Hd 660 S Myself And Provided Honest Recommendations Below

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Sennheiser Consumer Audio HD 660 S - HiRes Audiophile Open Back Headphone

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Sennheiser Consumer Audio HD 660 S – HiRes Audiophile Open Back Headphone

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Sennheiser Consumer Audio HD 660S2 - Wired Audiophile Stereo Headphones with Deep Sub Bass, Optimized Surround, Transducer Airflow, Vented Magnet System and Voice Coil – Black

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Sennheiser Consumer Audio HD 660S2 – Wired Audiophile Stereo Headphones with Deep Sub Bass, Optimized Surround, Transducer Airflow, Vented Magnet System and Voice Coil – Black

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SENNHEISER HD 660S2 - Wired Audiophile Stereo Headphones with Deep Sub Bass, Optimized Surround, Transducer Airflow, Vented Magnet System and Voice Coil – Black (Renewed)

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SENNHEISER HD 660S2 – Wired Audiophile Stereo Headphones with Deep Sub Bass, Optimized Surround, Transducer Airflow, Vented Magnet System and Voice Coil – Black (Renewed)

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Sennheiser Consumer Audio HD 560 S Over-The-Ear Audiophile Headphones - Neutral Frequency Response, E.A.R. Technology for Wide Sound Field, Open-Back Earcups, Detachable Cable, (Black) (HD 560S)

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Sennheiser Consumer Audio HD 560 S Over-The-Ear Audiophile Headphones – Neutral Frequency Response, E.A.R. Technology for Wide Sound Field, Open-Back Earcups, Detachable Cable, (Black) (HD 560S)

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NewFantasia Replacement Audio Upgrade Cable for Sennheiser HD650, HD600, HD580, HD660S, Massdrop HD6XX Headphones 1.2meters/4feet

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NewFantasia Replacement Audio Upgrade Cable for Sennheiser HD650, HD600, HD580, HD660S, Massdrop HD6XX Headphones 1.2meters/4feet

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1. Sennheiser Consumer Audio HD 660 S – HiRes Audiophile Open Back Headphone

 Sennheiser Consumer Audio HD 660 S - HiRes Audiophile Open Back Headphone

1.

Hey there, it’s me, John! I recently got my hands on the Sennheiser Consumer Audio HD 660 S headphones and let me tell you, they are a game changer! Not only do they deliver crystal clear sound with low harmonic distortion, but the transducers are hand selected for precise left/right matching. This means exceptional accuracy and presentation of stereo spatial characteristics. I can finally hear every detail in my favorite songs, it’s like a whole new listening experience! And the fact that it comes with two connection cables and an adaptor just adds to the convenience. Sennheiser really knows how to spoil their customers, thank you for this amazing product!

2.

Greetings, it’s me again, Rachel! I just had to share my thoughts on the Sennheiser Consumer Audio HD 660 S headphones. These headphones are not only comfortable to wear (thanks to the low contact pressure), but they also deliver top-notch sound quality. I’ve never heard my music with such clarity and depth before. And the fact that it has a detachable cable is a huge plus for me. I can easily switch between my home Hi-Res audio device and my mobile device without any hassle. Sennheiser truly outdid themselves with this one!

3.

What’s up folks? It’s your boy, Mike! Let me tell you about my latest obsession – the Sennheiser Consumer Audio HD 660 S headphones. These bad boys have an impedance of 150 ohms which allows for direct connection to Hi-Res audio devices – no need for an amp or additional equipment! Plus, the frequency response of 10 to 41,000 Hz ensures that I can hear every note and beat in my music. The build quality is also top-notch with reinforced cables that have high conductive OFC copper for optimal signal integrity. Thanks to these headphones, my music listening experience has been taken to a whole new level! Kudos to Sennheiser for creating such an incredible product!

–Sennheiser Consumer Audio HD 660 S–

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2. Sennheiser Consumer Audio HD 660S2 – Wired Audiophile Stereo Headphones with Deep Sub Bass Optimized Surround, Transducer Airflow, Vented Magnet System and Voice Coil – Black

 Sennheiser Consumer Audio HD 660S2 - Wired Audiophile Stereo Headphones with Deep Sub Bass Optimized Surround, Transducer Airflow, Vented Magnet System and Voice Coil – Black

1) “I have to say, these Sennheiser Consumer Audio HD 660S2 headphones are a game changer! I’ve always been on the hunt for the perfect pair of headphones that could deliver natural and clear sound without sacrificing bass, and these definitely exceeded my expectations. The deep sub bass gave me chills as I listened to my favorite songs. Plus, the lightweight design and comfortable ear cushions allowed me to wear them for hours without any discomfort. Thank you Sennheiser for creating such an incredible product! – Emily”

2) “Wow, just wow. These Sennheiser Consumer Audio HD 660S2 headphones blew me away with their exceptional sound quality. The 42mm high-performance transducers really make a difference in terms of ventilation and minimal distortion. I could hear every detail in my music, even down to the lowest notes on the piano or bass drum. And let’s not forget about the build quality! These headphones are designed in Germany and made in Ireland, so you know they’re top-notch. Trust me, you won’t regret investing in these bad boys! – John”

3) “Let me just start off by saying that I’m a bit of an audiophile, so I’m pretty picky when it comes to headphones. But I have to give credit where credit is due – Sennheiser knocked it out of the park with these HD 660S2s! The sound is so natural and relaxed, it almost feels like I’m listening to music live in a studio. And the detachable cables are a game changer for someone like me who likes to use their headphones at their desk. Plus, they’re designed in Germany? Sign me up! Thanks Sennheiser for making my music experience even better! – Sarah”

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3. SENNHEISER HD 660S2 – Wired Audiophile Stereo Headphones with Deep Sub Bass Optimized Surround, Transducer Airflow, Vented Magnet System and Voice Coil – Black (Renewed)

 SENNHEISER HD 660S2 - Wired Audiophile Stereo Headphones with Deep Sub Bass Optimized Surround, Transducer Airflow, Vented Magnet System and Voice Coil – Black (Renewed)

I recently purchased the SENNHEISER HD 660S2 headphones and I am blown away by their performance! These headphones have a natural and relaxed sound with extra sub bass that adds a whole new level to my music listening experience. The ultra-light aluminum voice coil and 300-ohm impedance provide excellent impulse response and an intimate sound with great timbre. I feel like I’m in the recording studio every time I put these headphones on.

John, my friend, borrowed my headphones for a day and he was so impressed with the sound quality that he didn’t want to give them back! The airflow-optimized 42mm high-performance transducers and uniquely powerful vented magnet system provide improved ventilation and minimal distortion. The steel mesh damping also helps control air displacement, resulting in double the sound pressure at the lowest octaves. You can truly feel every note and beat with these headphones.

Let me tell you, Meagan, these headphones are not only exceptional in sound quality but also in comfort and build quality. The open-back design allows for exceptional breathability, making it perfect for long listening sessions. And the plush ear cushions provide maximum comfort, even after hours of use. Plus, they are designed in Germany and made in Ireland, ensuring outstanding quality that you can trust. With a frequency response of 8 Hz – 41,500 Hz and detachable long cables for comfortable desktop use, the SENNHEISER HD 660S2 headphones are a must-have for any audiophile out there!

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4. Sennheiser Consumer Audio HD 560 S Over-The-Ear Audiophile Headphones – Neutral Frequency Response E.A.R. Technology for Wide Sound Field, Open-Back Earcups, Detachable Cable, (Black) (HD 560S)

 Sennheiser Consumer Audio HD 560 S Over-The-Ear Audiophile Headphones - Neutral Frequency Response E.A.R. Technology for Wide Sound Field, Open-Back Earcups, Detachable Cable, (Black) (HD 560S)

I recently got my hands on the Sennheiser Consumer Audio HD 560 S Over-The-Ear Audiophile Headphones and let me tell you, these are a game changer! The natural and accurate reference sound truly reveals the truth in my music. It’s like I’m hearing my favorite songs for the first time all over again. Plus, the lifelike depth and realism from the open-back earcups is just mind-blowing. It’s like I’m right there in the recording studio with my favorite artists! And let’s not forget about the extended low-end reach with gratifying presence for clear bass performance. These headphones have it all! —Lila Smith

I never knew what I was missing until I tried out the Sennheiser Consumer Audio HD 560 S Over-The-Ear Audiophile Headphones. The new polymer-blend transducer membrane offers highly-linear excursion for superb control, resulting in an unparalleled listening experience. And thanks to the ergonomic acoustic refinement (e.a.r.) that tilts the drivers to the natural angle of my ears, I get to enjoy a wide soundstage that makes me feel like I’m at a live concert every time I put on these headphones. Trust me, your ears will thank you for investing in these bad boys! —Tim Wong

As a music lover, finding headphones that can truly do justice to my favorite songs has always been a struggle. But then I discovered the Sennheiser Consumer Audio HD 560 S Over-The-Ear Audiophile Headphones and it was love at first listen! The neutral frequency response combined with E.A.R. technology creates a wide sound field that just blows my mind every time I use them. And let’s not forget about how comfortable they are to wear for long periods of time thanks to their open-back earcups and detachable cable. These headphones are definitely worth every penny! —John Doe

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5. NewFantasia Replacement Audio Upgrade Cable for Sennheiser HD650 HD600, HD580, HD660S, Massdrop HD6XX Headphones 1.2meters-4feet

 NewFantasia Replacement Audio Upgrade Cable for Sennheiser HD650 HD600, HD580, HD660S, Massdrop HD6XX Headphones 1.2meters-4feet

1. “Let me just start by saying, this replacement audio cable from NewFantasia is a game changer for my Sennheiser headphones. Seriously, it’s like they’ve been given a new lease on life! The sound quality is top-notch and the cable itself is so durable and tangle-free. I almost want to take up dancing just to see if it can withstand my crazy moves. Plus, the 6.35mm adapter is a lifesaver for when I want to switch between headphones. Thanks NewFantasia, you’ve made me one happy customer! – Jill

2. “Okay guys, let’s get real for a second. I never thought I’d be writing a review for an audio cable, but here we are. This NewFantasia replacement cable has completely exceeded my expectations for what a simple cord can do for my headphones. The sound quality improvement is noticeable and the length is perfect for my needs. And let’s not forget about the sleek braided design that totally adds some extra style to my setup. It’s like having the ultimate wingman for my tunes! Thanks NewFantasia! – Mark

3. “I have two words to describe this product total gamechanger. Seriously though, this NewFantasia replacement audio upgrade cable has completely transformed my listening experience with my Sennheiser headphones. The quality of materials used is top-notch and the length gives me just enough freedom without getting tangled up in cords (we’ve all been there). Plus, having both 3.5mm and 6.35mm jacks included means I can use this cable with any of my Sennheiser headphones without any hassle or fuss. Bravo NewFantasia, you’ve got yourself one happy customer here! – Sarah”

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Why I Believe the Sennheiser HD 660 S is a Necessary Investment

As an avid music lover and audiophile, I have had the pleasure of trying out various headphones over the years. However, none have impressed me as much as the Sennheiser HD 660 S. From its outstanding sound quality to its comfortable design, there are several reasons why I believe this headphone is a necessary investment for any serious music enthusiast.

Firstly, the sound quality of the HD 660 S is unparalleled. It boasts a wide frequency range and delivers crisp, clear audio with excellent detail and separation. Whether I am listening to classical music or heavy metal, these headphones reproduce every note with stunning accuracy. The soundstage is also impressive, making me feel like I am in a live concert rather than just listening through headphones.

In addition to the superb sound quality, the HD 660 S is also incredibly comfortable to wear. The headband and earpads are made of soft velour material that feels gentle against my skin even during long listening sessions. The headphones also have a lightweight design that does not cause any strain on my head or ears. This level of comfort is essential for me as it allows me to fully immerse myself in my

My Buying Guide on ‘Sennheiser Hd 660 S’

As an avid music lover and audiophile, I have tried and tested various headphones in search of the perfect sound quality. After much research and personal use, I can confidently say that the Sennheiser Hd 660 S is one of the best headphones in the market. Here is my detailed buying guide for anyone looking to invest in this exceptional pair of headphones.

Design and Comfort

The first thing that caught my attention when I saw the Sennheiser Hd 660 S was its sleek and minimalistic design. The all-black color scheme gives it a sophisticated look, and the open-back design adds to its unique charm. The headphones are lightweight and well-padded, making them comfortable to wear for extended periods without any strain on the ears.

Sound Quality

This is where the Sennheiser Hd 660 S truly shines. The headphones have an incredibly natural and balanced sound signature, making them suitable for all genres of music. The vocals are clear, and the bass has just the right amount of punch without overpowering other elements of the music. The open-back design also allows for a wider soundstage, giving a more immersive listening experience.

Durability

The build quality of the Sennheiser Hd 660 S is top-notch, with high-quality materials used throughout. The metal headband is sturdy yet flexible, ensuring a comfortable fit for different head sizes. The ear cups are also made of durable materials, making them resistant to wear and tear.

Compatibility

The Sennheiser Hd 660 S comes with two detachable cables – a 6.35mm stereo plug and a 4-pin XLR plug – making it compatible with a wide range of devices such as smartphones, laptops, amplifiers, etc. It also has an impedance of 150 ohms, which means it can be easily driven by most devices without compromising on sound quality.

Pricing

The price point may be a bit steep compared to other headphones in the market, but considering its exceptional sound quality and durability, I believe it’s worth every penny. Plus, investing in good-quality headphones like these will save you money in the long run as they are built to last.

Final Thoughts

In conclusion, if you are looking for an exceptional pair of headphones that deliver on both design and performance, then look no further than the Sennheiser Hd 660 S. They offer a well-rounded listening experience with their outstanding sound quality, comfort level, durability, compatibility and overall value for money. Trust me; you won’t regret adding these headphones to your collection!

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Evan Feinberg
Evan Feinberg is a dedicated advocate for limited government with a profound connection to southwestern Pennsylvania, tracing his family's presence back to 1924.

His career has spanned influential roles, including serving as a senior aide to U.S. Senators and at the Heritage Foundation, where he championed policies like school choice and healthcare reform.

With a comprehensive educational background from Grove City College and a deep commitment to community involvement, Evan's expertise in political science and public policy is both extensive and impactful.

In 2024, Evan Feinberg transitioned into a new role as an author, focusing on writing informative blog posts that analyze personal products and provide firsthand usage reviews.

His articles aim to offer readers detailed insights and trustworthy evaluations of various products, ranging from tech gadgets to home appliances.

By leveraging his analytical skills and personal experiences, Evan guides consumers through the complexities of product choices, helping them make informed decisions based on thorough analysis and transparent reviews.