





Astell&Kern - A&norma SR35 (Ex-Demo Unit)
Quad-DAC Hi-Res Digital Audio PlayerGET 18% GST INPUT
One of the reasons headphones and earphones in India are more expensive than overseas is
because of the Goods & Services Tax in India.
Don't let the GST input go to waste
especially if you can avail an offset.
All products sold on Headphone Zone carry
a GST compliant invoice and all products sold include an 18% GST.
Simply enter
your GST number at the time of checkout.
Browse EMI Plans
Low Cost EMI Options through Credit Cards
ICICI Bank
3
Low Cost EMI
₹ 15,401
₹ 1,205
₹ 971
6
Low Cost EMI
₹ 7,853
₹ 2,122
₹ 1,717
9
15.99%
₹ 5,339
₹ 3,051
12
15.99%
₹ 4,083
₹ 3,992
18
15.99%
₹ 2,828
₹ 5,910
24
15.99%
₹ 2,203
₹ 7,875
HDFC Bank
3
Low Cost EMI
₹ 15,401
₹ 1,205
₹ 971
6
Low Cost EMI
₹ 7,854
₹ 2,123
₹ 1,717
9
16%
₹ 5,339
₹ 3,053
12
16%
₹ 4,083
₹ 3,995
18
16%
₹ 2,828
₹ 5,914
24
16%
₹ 2,203
₹ 7,880
SBI Bank
3
Low Cost EMI
₹ 15,414
₹ 1,243
₹ 1,000
6
Low Cost EMI
₹ 7,831
₹ 1,989
₹ 1,602
9
15%
₹ 5,318
₹ 2,859
12
15%
₹ 4,062
₹ 3,739
18
16%
₹ 2,828
₹ 5,914
24
16%
₹ 2,203
₹ 7,880
Axis Bank
3
Low Cost EMI
₹ 15,401
₹ 1,205
₹ 971
6
Low Cost EMI
₹ 7,854
₹ 2,123
₹ 1,717
9
16%
₹ 5,339
₹ 3,053
12
16%
₹ 4,040
₹ 3,485
18
16%
₹ 2,828
₹ 5,914
24
16%
₹ 2,203
₹ 7,880
Other EMI Options through Credit Cards
Citi Bank
3
14%
₹ 15,351
₹ 1,054
6
14%
₹ 7,809
₹ 1,855
9
16%
₹ 5,339
₹ 3,053
12
16%
₹ 4,083
₹ 3,995
18
16%
₹ 2,828
₹ 5,914
24
16%
₹ 2,203
₹ 7,880
Kotak Mahindra Bank
Tenure
Interest%
Installment
Interest
3
16%
₹ 15,401
₹ 1,205
6
16%
₹ 7,854
₹ 2,123
9
16%
₹ 5,339
₹ 3,053
12
16%
₹ 4,083
₹ 3,995
18
16%
₹ 2,828
₹ 5,914
24
16%
₹ 2,203
₹ 7,880
RBL Bank
3
13%
₹ 15,326
₹ 978
6
14%
₹ 7,809
₹ 1,855
9
15%
₹ 5,318
₹ 2,859
12
15%
₹ 4,062
₹ 3,739
18
15%
₹ 2,807
₹ 5,532
24
15%
₹ 2,182
₹ 7,365
Standard Chartered Bank
3
13%
₹ 15,326
₹ 978
6
13%
₹ 7,787
₹ 1,722
9
14%
₹ 5,296
₹ 2,666
12
14%
₹ 4,040
₹ 3,485
INDUSIND Bank
3
14%
₹ 15,351
₹ 1,054
6
14%
₹ 7,809
₹ 1,855
9
15%
₹ 5,318
₹ 2,859
12
15%
₹ 4,062
₹ 3,739
18
15%
₹ 2,807
₹ 5,532
24
15%
₹ 2,182
₹ 7,365
HSBC Bank
3
12.50%
₹ 15,313
₹ 941
6
12.50%
₹ 7,776
₹ 1,655
9
13.50%
₹ 5,285
₹ 2,569
12
13.50%
₹ 4,030
₹ 3,358
18
13.50%
₹ 2,776
₹ 4,962
YES Bank
3
13%
₹ 15,326
₹ 978
6
13%
₹ 7,787
₹ 1,722
9
14%
₹ 5,296
₹ 2,666
12
14%
₹ 4,040
₹ 3,485
18
15%
₹ 2,807
₹ 5,532
24
15%
₹ 2,182
₹ 7,365
Bank of Baroda
3
13%
₹ 15,326
₹ 978
6
14%
₹ 7,809
₹ 1,855
9
14%
₹ 5,296
₹ 2,666
12
15%
₹ 4,062
₹ 3,739
18
15%
₹ 2,807
₹ 5,532
24
16%
₹ 2,203
₹ 7,880
American Express
3
14%
₹ 15,351
₹ 1,054
6
14%
₹ 7,809
₹ 1,855
9
14%
₹ 5,296
₹ 2,666
12
14%
₹ 4,040
₹ 3,485
18
15%
₹ 2,807
₹ 5,532
24
15%
₹ 2,182
₹ 7,365
Talk to a Headphone Guru
Club Audiophile
Join Club Audiophile to begin your pursuit of great sound. Earn points and save on every purchase.
READ MORE

Why Astell&Kern is Special
Designed in Korea
Established & Reputed
Trust us, our reputation speaks for itself 🏆!
I believe that when a brand has decades of proven excellence, you can invest with confidence knowing your purchase is backed by years of audio engineering expertise. These products come from manufacturers with extensive histories of innovation and unwavering commitment to sonic excellence. Think of them like luxury watch brands - their reputation has been earned through decades of consistent quality and innovation.
With their extensive history of innovation and countless satisfied customers worldwide, you can be confident your investment is backed by proven audio engineering expertise and industry leadership 📈.
When you see "🎖️ Established & Reputed" products, expect time-tested excellence from manufacturers who've consistently demonstrated mastery in audio engineering for generations.
Revered by Audiophiles
Audiophiles can be really picky 😤, and if the audiophile community says something sounds good, you can bet it's exceptional! I believe that earning audiophile reverence is like getting a standing ovation from music critics - it doesn't happen unless you've truly achieved something special. This audio gear has earned widespread acclaim from audiophiles worldwide, a community renowned for exacting standards and unwavering commitment to high-fidelity reproduction.
These discerning enthusiasts particularly value its extraordinary precision in sound reproduction and remarkable capability to create thoroughly immersive listening experiences. The audiophile community's endorsement carries significant weight because of their extensive experience with high-end equipment 🏆.
When you see "🙌🏻 Revered by Audiophiles" products, expect audiophile-grade excellence that satisfies even the most demanding listeners and consistently exceeds the highest standards.
Born in 2004
Why we love this DAP
I Am Worth It
For the most passionate audiophiles who demand nothing less than audio perfection 💎, these exceptional products represent the absolute pinnacle of sound reproduction technology. When I designate something in this category, it means we've identified something truly extraordinary - a piece of equipment that transcends conventional standards of excellence. Think of these as the Rolls-Royce of audio - masterpieces that don't simply meet expectations but establish entirely new benchmarks for what's possible.
These aren't just premium products; they're timeless investments in musical excellence whose value transcends ordinary performance metrics. Each represents a fundamental redefinition of what's achievable in sound reproduction, incorporating innovations and craftsmanship that justify their exclusive status.
When you see "👑 I Am Worth It" products, understand that you're experiencing audio perfection - these masterpieces cater to those who recognise that true excellence knows no compromise.
Serious Audiophiles Only
For those who have ventured deep into high-fidelity audio 🎯, the pursuit of sonic excellence becomes an endless journey of discovery and refinement. I believe that serious audiophiles demand equipment that can satisfy the most exacting standards and deliver performance that pushes boundaries. These products represent the pinnacle of acoustic engineering, incorporating advanced technologies and meticulous craftsmanship that enable them to reproduce music with utmost fidelity.
Each product has undergone rigorous evaluation to ensure it delivers exceptional performance that discerning listeners demand, from precise frequency response to impeccable detail retrieval and sophisticated sound staging. These devices incorporate premium components and engineering excellence that justify their position at the apex of audio performance.
When you encounter "🦈 Serious Audiophiles Only" products, expect uncompromising performance that satisfies the most demanding requirements and elevates critical listening to new heights.
Use Wirelessly with Bluetooth
I tend to describe Bluetooth audio as wireless freedom with fewer strings attached — literally. When you see Use Wirelessly with Bluetooth, it means you can pair your headphones or IEMs with phones, laptops, or even TVs — all without reaching for a cable 🎶. It’s convenient, clutter-free, and great for everyday listening.
What’s happening behind the scenes is your gear is using Bluetooth codecs like SBC, AAC, LDAC, or aptX to compress and transmit your music wirelessly. Better codecs mean higher quality and lower latency. Of course, there’s a trade-off — Bluetooth won’t match the quality of wired gear, but today’s advancements have made the gap much smaller than before.
When you see '✂️ Use Wirelessly with Bluetooth' products, expect: tangle-free convenience and solid sound quality — great for commuting, workouts, or casual listening.
Battery Life
In my experience, battery life is one of those things that separates a good day from a frustrating one. It's like having a fuel gauge you can rely on — longer battery life means less charging and more uninterrupted music. Whether you're on a flight or just commuting across town, this is one spec you don’t want to overlook 🔋.
Technically, battery life refers to the hours your device can play music on a single charge. Today’s headphones and DACs can range from 4 to 40+ hours, depending on things like Bluetooth codec, volume, and active features like ANC. More battery life also means better travel and portability, though it might come at the cost of size or weight.
When you see '⏳ Battery Life' products, expect: longer listening sessions, fewer charging breaks, and stress-free portability for music that goes the distance.
Battery Capacity
I usually think of battery capacity like the size of your water tank — it determines how long the tap can run before drying up. In audio gear, higher capacity means more playtime, more power for your amp section, and better performance during high-demand usage 🧠. It’s especially important if your gear also powers powerful drivers or amps.
Measured in mAh (milliamp-hours), battery capacity helps you gauge how long your headphones, DAC, or amplifier will last between charges. Devices with higher capacity (like 3500mAh+) are ideal for extended use or when you’re away from a power source. Just know, larger capacity often means longer charging time and a slightly bulkier design.
When you see '🔋 Battery Capacity' products, expect: more power and longer playtimes — ideal for travel, long workdays, or heavy use without worrying about recharging.
Storage
I tend to think of this like carrying your entire music library in your pocket — no cloud, no streaming, no internet required 📀. When you see “Up to 2TB Storage,” you’re looking at gear that lets you store thousands of high-res tracks, albums, and even DSD files offline, ready to play anytime.
Now, here’s what’s actually happening: the device features a microSD card slot that supports cards up to 2TB — that’s a massive amount of local storage. This is especially valuable for portable audio players and offline listeners who prefer to carry their music in the highest quality formats without compromising space. No buffering, no compression — just direct access to your favourite files.
When you see '🐘 Upto 2 TB Storage' products, expect: vast offline music access — perfect for DAP lovers, lossless audio fans, or travel-heavy audiophiles.
Built like a Tank
Durability concerns? Rest assured 💪.
I tend to describe these products as audio equipment that's built to survive anything you can throw at them. These headphones incorporate high-grade metal components and reinforced design elements that ensure they can handle demanding conditions while maintaining structural integrity. Think of them as the military-grade vehicles of the audio world - over-engineered for reliability and built to last decades, not just years.
The metal construction provides exceptional strength and longevity while contributing to a premium feel that serious audio enthusiasts appreciate. Whether you're a professional who needs reliable daily-use equipment or someone who values long-term investment in audio gear 🏗️.
When you encounter "🪖 Built like a Tank" products, expect unmatched robustness and durability you can count on for years of intensive use.
Why it Sounds Amazing
DAC Chip
I like to say the DAC chip is the heart of any audio device — it’s the part that actually transforms digital files into music you can hear 🎧. Think of it like a chef decoding a recipe to create a delicious meal. The better the DAC chip, the more faithfully it translates your music. And in my experience, a great DAC can completely change how your headphones sound.
Now, here’s what’s actually happening: a Digital-to-Analog Converter (DAC) takes digital signals (your MP3s, FLACs, or streams) and converts them into an analog waveform your ears can enjoy. Different DAC chips — like those from ESS, AKM, or Cirrus Logic — offer their own sound signatures, levels of clarity, and noise performance. A good DAC ensures accurate timing, minimal distortion, and exceptional resolution.
When you see '⚙️ DAC Chip' products, expect: clean, detailed audio and better synergy with high-quality headphones — perfect for anyone upgrading from average sound to audiophile quality.
Power Output
I like to think of power output in audio gear like engine horsepower, it determines how much muscle your setup really has 💪. Whether you’re trying to drive a pair of power-hungry planar headphones or just want headroom for dynamic peaks, power output is the spec you want to check first.
Technically, it refers to the amount of electrical power (measured in mW or Watts) an amp or DAC/Amp combo can deliver to your headphones. More power means better control, improved dynamics, and the ability to handle demanding gear without distortion. But more isn’t always better, too much power with sensitive IEMs can introduce hiss or harshness.
When you see '🚀 Power Output' products, expect: strong driving capability, better dynamics, and optimal performance with headphones that need serious juice to shine.
Balanced Output
I often say balanced output is like using both hands to carry something heavy — it distributes power evenly and keeps things stable. In audio gear, balanced output helps reduce unwanted noise and interference, especially over longer cables. Think of it as a cleaner, more efficient way to transmit your music, ideal for anyone using high-end DACs, amps, or studio-grade headphones 🎧. You’ll typically find it on gear with XLR or 4.4mm connectors, and it's a must-have if you’re chasing that ultra-clean signal path.
Here’s what’s actually happening: a balanced output uses two separate signals, one inverted, so when interference is picked up along the cable, it gets cancelled out when the signals are recombined. The result? Cleaner audio, better dynamic range, and more power output — especially when paired with balanced headphones. The trade-off? You’ll need gear that supports balanced connections on both ends to really enjoy the benefits.
When you see '⚖️ Balanced Output' products, expect: ultra-low noise, more headroom, and better synergy with high-impedance headphones or sensitive IEMs — ideal for serious listening setups.
Headphone Zone Certified Demo Headphones
Our careful selection of demo headphones gives you the experience of pre-burned in headphones - at drop dead prices. We do this sale every year to clear up our existing demos and to make way for new units instead. These demo headphones have been used at our Experience Studio in Mumbai. The pictures above depict the condition of the product and also indicate the accessories available with the headphone. For any specific questions about the condition please get in touch with us! While the product itself is fully tested by our Headphone Gurus and the outer packaging may have suffered some damage.
Get The Best Deal
You may or may not get the original packaging or some accessories may be missing & because of the fact that they've been extensively used as a demo at the Experience Studio, we give a good discount compared to a new gear.
Unchanged Policies
Received a defective Demo unit? Return it under our 7 Day Replacement Guarantee Policy.
P.S. If you do not like your gear, unfortunately we will not be able to accept the return.
Pre-Burned In
Demo headphones save you the time of burning in new headphones. Typically, brand new headphones take up to weeks to fully break in and sound as good as they should. With demo headphones, you get to enjoy the best sound out of the box.
Unbiased Customer Service
We have the same Headphone Zone customer support experience for Demo Units or any products.
Consider It Vintage
Vintage products have a certain charm that cannot be put into words. Think of old, discontinued demo headphones as vintage. They have a story; they have, how-to-say, character.
Professionally Inspected
A thorough inspection means you receive a 100% working headphone with no sound output issues.
Delve Deeper Into Your Music With The Brand - New Astell&Kern A&norma SR35






















Volume Knob
Astell&Kern A&norma SR35 is equipped with volume knob that allows you to adjust the volume conveniently.
Meticulous Design
Astell&Kern A&norma SR35 is meticulously designed with concave surface and single bold line on the side symbolizing great warrior's sword and shield.
Headphone Outputs
Astell&Kern A&norma SR35 features 3.5mm SE, 2.5mm & 4.4mm Balanced outputs to connect with various devices.
All You Need To Know About The Astell&Kern A&norma SR35
(Original Box Not Available.)
4.4mm (Balanced)
2.5mm (Balanced)
DSD Native: DSD64(1bit 2.8MHz), Stereo / DSD128(1bit 5.6MHz), Stereo / DSD256(1bit 11.2MHz), Stereo
Body Color: Charcoal Gray
±0.012dB (Condition : 20Hz~20kHz) Unbalanced
±0.011dB (Condition : 20Hz~20kHz) Balanced
±0.125dB (Condition : 20Hz~70kHz) Unbalanced
±0.126dB (Condition : 20Hz~70kHz) Balanced
S/N :
127dB @ 1kHz, Unbalanced
130dB @ 1kHz, Balanced
Crosstalk :
-133dB @ 1kHz, Unbalanced
-145dB @ 1kHz, Balanced
THD+N :
0.0005% @ 1kHz, Unbalanced
0.0006% @ 1kHz, Balanced
IMD SMPTE :
0.0002% 800Hz 10kHz (4:1) Unbalanced
0.0002% 800Hz 10kHz (4:1) Balanced
Output Impedance :
Unbalanced Out 3.5mm (1.1ohm)
Balanced Out 2.5mm, 4.4mm (2.7ohm)
Reference Clock Jitter : 70ps
External Memory : Micro SD x1 (Max. 1TB)
Charge Time : About 2.5hours (5V 2A General Charging)
Playback Time : About 20 Hours (Standard : FLAC, 16bit, 44.1kHz, Normal Gain, Unbalanced, Vol.50, LCD Off, Dual DAC Mode)
Don't sweat it, this
Astell&Kern - A&norma SR35 (Ex-Demo Unit) comes with a 3 Months warranty
from Astell&Kern that covers manufacturing defects.
All products featured on Headphone Zone are backed by an original manufacturer's warranty.
Read more about Astell&Kern's warranty in India.

All you could ever expect or want from a portable music player at this level. New benchmark sound quality, Well-equipped functionality, Smart, compact design.
The SR35 proves that A&K will always be one of the best when it comes to pure sound quality, build quality as well, offering a chassis that feels premium no matter the price point.
The Quad-DAC mode really flexes the music muscles of the SR35. Mids and lows are buffed/enhanced, the soundstage gets wider and deeper with the extra processing power.
With a battery life of almost 20 hours with IEMs, the SR35 is the logical high-end DAP option for the commuter or business traveler; especially for those who have zero desire to spend over $2,000 on a DAP.
Other Details
Generic Name | Digital Audio Player |
Importer Details | Importers Name: Ferrari Video Address: 63/18, 1st Main Road, Gandhi Nagar, Chennai - 600020 Contact No: 044-24420733 |
Dimensions | 63.5mm x 108.3mm x 16.1mm |
Net Quantity | 1 |
Manufacturer Details | Name: Dreamus Company Address: 18-gil 5, Bangbaero, Seocho-Gu, Seoul, Korea 06664 |
Package Contents | Astell&Kern A&Norma SR35 Player(Demo Unit) (Original Box Not Available.) |