












Topping - A90 Discrete
Desktop Headphone Amplifier + Pre-AmpGET 18% GST INPUT
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Browse EMI Plans
Low Cost EMI Options through Credit Cards
ICICI Bank
3
Low Cost EMI
₹ 20,535
₹ 1,606
₹ 1,294
6
Low Cost EMI
₹ 10,471
₹ 2,829
₹ 2,289
9
15.99%
₹ 7,119
₹ 4,068
12
15.99%
₹ 5,443
₹ 5,323
18
15.99%
₹ 3,771
₹ 7,880
24
15.99%
₹ 2,937
₹ 10,500
HDFC Bank
3
Low Cost EMI
₹ 20,535
₹ 1,607
₹ 1,294
6
Low Cost EMI
₹ 10,472
₹ 2,831
₹ 2,289
9
16%
₹ 7,119
₹ 4,071
12
16%
₹ 5,444
₹ 5,326
18
16%
₹ 3,771
₹ 7,885
24
16%
₹ 2,938
₹ 10,507
SBI Bank
3
Low Cost EMI
₹ 20,552
₹ 1,657
₹ 1,333
6
Low Cost EMI
₹ 10,442
₹ 2,652
₹ 2,136
9
15%
₹ 7,090
₹ 3,812
12
15%
₹ 5,415
₹ 4,986
18
16%
₹ 3,771
₹ 7,885
24
16%
₹ 2,938
₹ 10,507
Axis Bank
3
Low Cost EMI
₹ 20,535
₹ 1,607
₹ 1,294
6
Low Cost EMI
₹ 10,472
₹ 2,831
₹ 2,289
9
16%
₹ 7,119
₹ 4,071
12
16%
₹ 5,387
₹ 4,647
18
16%
₹ 3,771
₹ 7,885
24
16%
₹ 2,938
₹ 10,507
Other EMI Options through Credit Cards
Citi Bank
3
14%
₹ 20,468
₹ 1,405
6
14%
₹ 10,412
₹ 2,474
9
16%
₹ 7,119
₹ 4,071
12
16%
₹ 5,444
₹ 5,326
18
16%
₹ 3,771
₹ 7,885
24
16%
₹ 2,938
₹ 10,507
Kotak Mahindra Bank
Tenure
Interest%
Installment
Interest
3
16%
₹ 20,535
₹ 1,607
6
16%
₹ 10,472
₹ 2,831
9
16%
₹ 7,119
₹ 4,071
12
16%
₹ 5,444
₹ 5,326
18
16%
₹ 3,771
₹ 7,885
24
16%
₹ 2,938
₹ 10,507
RBL Bank
3
13%
₹ 20,435
₹ 1,305
6
14%
₹ 10,412
₹ 2,474
9
15%
₹ 7,090
₹ 3,812
12
15%
₹ 5,415
₹ 4,986
18
15%
₹ 3,743
₹ 7,375
24
15%
₹ 2,909
₹ 9,821
Standard Chartered Bank
3
13%
₹ 20,435
₹ 1,305
6
13%
₹ 10,382
₹ 2,295
9
14%
₹ 7,061
₹ 3,554
12
14%
₹ 5,387
₹ 4,647
INDUSIND Bank
3
14%
₹ 20,468
₹ 1,405
6
14%
₹ 10,412
₹ 2,474
9
15%
₹ 7,090
₹ 3,812
12
15%
₹ 5,415
₹ 4,986
18
15%
₹ 3,743
₹ 7,375
24
15%
₹ 2,909
₹ 9,821
HSBC Bank
3
12.50%
₹ 20,418
₹ 1,254
6
12.50%
₹ 10,368
₹ 2,206
9
13.50%
₹ 7,047
₹ 3,425
12
13.50%
₹ 5,373
₹ 4,477
18
13.50%
₹ 3,701
₹ 6,616
YES Bank
3
13%
₹ 20,435
₹ 1,305
6
13%
₹ 10,382
₹ 2,295
9
14%
₹ 7,061
₹ 3,554
12
14%
₹ 5,387
₹ 4,647
18
15%
₹ 3,743
₹ 7,375
24
15%
₹ 2,909
₹ 9,821
Bank of Baroda
3
13%
₹ 20,435
₹ 1,305
6
14%
₹ 10,412
₹ 2,474
9
14%
₹ 7,061
₹ 3,554
12
15%
₹ 5,415
₹ 4,986
18
15%
₹ 3,743
₹ 7,375
24
16%
₹ 2,938
₹ 10,507
American Express
3
14%
₹ 20,468
₹ 1,405
6
14%
₹ 10,412
₹ 2,474
9
14%
₹ 7,061
₹ 3,554
12
14%
₹ 5,387
₹ 4,647
18
15%
₹ 3,743
₹ 7,375
24
15%
₹ 2,909
₹ 9,821
Talk to a Headphone Guru
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Why Topping is Special
Designed in China
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.
Specialist
A masterpiece from experts who know audio inside and out 🔧!
I tend to describe specialist manufacturers as "audio artisans" who focus exclusively on perfecting specific categories of equipment. These products are meticulously crafted by dedicated experts who possess deep knowledge of sound reproduction, ensuring every technical aspect is refined to perfection. Think of them like master craftsmen who spend their entire careers perfecting one specific skill - their focused expertise shows in every detail.
These dedicated experts bring years of specialised knowledge to the design process, resulting in products that consistently achieve exceptional performance standards through focused engineering excellence 🎯.
When you see "🌟 Specialist" products, expect focused expertise from manufacturers who dedicate their entire efforts to perfecting specific audio equipment categories.
Why we love this DAC/Amp
Premium Economy
Sensible spending meets sophisticated quality in perfect harmony 💫.
I tend to describe premium economy products as finding that sweet spot where exceptional value meets refined performance. Think of it like business class comfort at economy prices - you're getting significantly more than what you paid for. These headphones deliver a refined listening experience that rivals more expensive alternatives, making them an intelligent choice for discerning listeners who appreciate both value and excellence.
This thoughtfully curated selection demonstrates our commitment to bringing you outstanding sound quality and robust construction without requiring a significant financial investment. Each product has been meticulously evaluated to ensure it delivers performance characteristics typically associated with higher price brackets.
When you see "💎 Premium Economy" products, expect refined audio experiences that bridge the gap between entry-level and high-end offerings, delivering impressive clarity and features at accessible price points.
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.
Cult Following
Cause some things just demand dedication 💫!
I believe that when passionate audio enthusiasts consistently praise something, you know it's genuinely special. This exceptional audio gear has cultivated a devoted and passionate fanbase that recognises its extraordinary qualities and consistently celebrates its outstanding performance. Think of it like that hidden gem restaurant that doesn't advertise but always has a line of people who know something amazing. These products have earned legendary status through years of delivering experiences that resonate deeply with audio connoisseurs.
These selections have earned their legendary status through consistent delivery of exceptional experiences, creating a community of enthusiasts who understand something truly distinctive. The passionate community endorsement carries significant weight because it comes from real-world experience and genuine appreciation 🎯.
When you see "🧑🏼🤝🧑🏼 Cult Following" products, expect to join an exclusive community of passionate enthusiasts who've discovered something that consistently exceeds expectations.
Our Team's Favourite
Cause after all, we are audiophiles first 🎧!
In my experience, when our entire team gets excited about something, you know it's genuinely exceptional. This audio gear has captured the hearts and minds of our seasoned experts, distinguishing itself as a standout favourite among people who test hundreds of products every year. Think of it like getting a unanimous recommendation from a panel of audio critics - when everyone agrees, you pay attention.
These selections have not only met but exceeded our rigorous standards, earning enthusiastic endorsement from our audio specialists who've tested everything from budget options to flagship models. When you choose these products, you're selecting gear that has been thoroughly vetted and passionately embraced by genuine experts 🏆.
When you choose "💙 Our Team's Favourite" products, expect expertly vetted excellence backed by genuine enthusiasm from people who live and breathe audio every day.
For Audiophiles at Home
I’ve always loved the ritual of coming home, settling into my favourite chair, and firing up a dedicated setup. Gear labelled For Audiophiles at Home is made for those moments — when you can really sit back and appreciate music in its purest form 🛋️. These products tend to be more powerful, larger, and often require wall power — perfect for a stationary rig.
Here’s the trade-off: these setups often involve external DACs, amps, or full-size headphones, which means more space, more power, but also more immersive listening. They shine when used in quiet environments, where detail, depth, and dynamics can truly be appreciated.
When you see '🏠 For Audiophiles at Home' products, expect: exceptional fidelity, stronger output, and the kind of soundstage that makes you never want to leave your listening chair.
Connect With Cable
In my experience, there’s still nothing like the dependability of a wired connection when it comes to audio 🎧. I love describing it as the direct flight of music — no delays, no turbulence. When a product says “Connect with Cable,” it means you’re getting the most reliable signal path, with zero wireless compression and minimal interference.
Here’s what’s actually happening: a physical cable transmits uncompressed analog or digital signals directly from your source to your gear. This results in lower latency, no signal drops, and consistently better sound — especially when paired with a good DAC or amp. It’s ideal for critical listening, gaming, and professional use. The trade-off? You’re tethered — but for a lot of audiophiles, that’s a small price to pay for sonic purity.
When you see '🔗 Connect With Cable' products, expect: pure, uninterrupted sound quality that lets your gear perform at its full potential — perfect for focused, high-fidelity listening.
Why it Sounds Amazing
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.
A Follow-Up To The Widely Popular A90, Topping Introduces A Fully Balanced Headphone Amplifier A90 Discrete
























Headphone Output
Topping A90 Discrete features a 4-pin XLR, 4.4mm and 6.35mm headphone output to connect with various devices.
Volume Control Knob
Topping A90 Discrete embeds a volume control knob that allows you to control the volume.
Meticulous Design
Topping A90 Discrete is meticulously designed with sleek aesthetics utilising top-tier build quality for enhanced durability.

Accessories to Get you Started
All You Need To Know About The Topping A90 Discrete
4-PIN XLR (Balanced)
6.35mm (Single-Ended)
RCA
RCA
SE IN/SE OUT:<0.000065% @Output=500 mW(32Ω),
<0.000055% @Output=80 mW(300Ω)
BAL IN/SE OUT:<0.000080% @Output=500 mW(32Ω),
<0.000060% @Output=80 mW(300Ω)
SE IN/BAL OUT:<0.000065% @Output=2000 mW(32Ω),
<0.000055% @Output=320 mW(300Ω)
BAL IN/BAL OUT:<0.000080% @Output=2000 mW(32Ω),
<0.000060% @Output=320 mW(300Ω)
THD @20-20kHz (90kBW) :
SE IN/SE OUT:<0.00030% @Output=500 mW(32Ω),
<0.00025% @Output=80 mW(300Ω)
BAL IN/SE OUT:<0.00030% @Output=500 mW(32Ω),
<0.00025% @Output=80 mW(300Ω)
SE IN/BAL OUT:<0.00060% @Output=2000 mW(32Ω),
<0.00025% @Output=320 mW(300Ω)
BAL IN/BAL OUT:<0.00060% @Output=2000 mW(32Ω),
<0.00025% @Output=320 mW(300Ω)
SNR @MAX OUT 1kHz (A-wt)
SE IN/SE OUT:141 dB
BAL IN/SE OUT:137 dB
Dynamic Range @1kHz (A-wt) :
SE IN/SE OUT:141 dB
BAL IN/SE OUT:137 dB
SE IN/BAL OUT:145dB
BAL IN/BAL OUT:138dB
Frequency Response :
SE IN/SE OUT:20 Hz-40 kHz(±0.1dB)
BAL IN/SE OUT:20 Hz-40 kHz(±0.1dB)
SE IN/BAL OUT:20 Hz-40 kHz(±0.1dB)
BAL IN/BAL OUT:20 Hz-40 kHz(±0.1dB)
Output Level :
SE IN/SE OUT:25Vpp
BAL IN/SE OUT:25Vpp
SE IN/BAL OUT:49Vpp
BAL IN/BAL OUT:49Vpp
AP measured noise level @A-wt :
SE IN/SE OUT:<0.7uVrms @G=L, <1.1uVrms @G=H
BAL IN/SE OUT:<0.7uVrms @G=L, <1.1uVrms @G=H
SE IN/BAL OUT:<1.0uVrms @G=L, <1.8uVrms @G=H
BAL IN/BAL OUT:<1.0uVrms @G=L, <1.8uVrms @G=H
Actual noise level* @A-wt :
SE IN/SE OUT:<0.2uVrms @G=L, <0.6uVrms @G=H
BAL IN/SE OUT:<0.2uVrms @G=L, <0.6uVrms @G=H
SE IN/BAL OUT:<0.7uVrms @G=L, <1.6uVrms @G=H
BAL IN/BAL OUT:<0.7uVrms @G=L, <1.6uVrms @G=H
Channel Crosstalk @1kHz :
SE IN/SE OUT:-107 dB
BAL IN/SE OUT:-105dB
SE IN/BAL OUT:-116 dB
BAL IN/BAL OUT:-113dB
Input sensitivity :
SE IN/SE OUT:9.1Vrms @G=L, 3.0Vrms @G=H
BAL IN/SE OUT:9.3Vrms @G=L, 3.0Vrms @G=H
SE IN/BAL OUT:9.1Vrms @G=L, 3.0uVrms @G=H
BAL IN/BAL OUT:9.3Vrms @G=L, 3.0uVrms @G=H
Gain :
SE IN/SE OUT:0dB @G=L, 9.5dB @G=H
BAL IN/SE OUT:-0.2dB @G=L, 9.3dB @G=H
SE IN/BAL OUT:6.0dB @G=L, 15.5dB @G=H
BAL IN/BAL OUT:5.8dB @G=L, 15.3dB @G=H
Output Impedance :
SE IN/SE OUT:<0.1Ω
BAL IN/SE OUT:<0.1Ω
SE IN/BAL OUT:<0.2Ω
BAL IN/BAL OUT:<0.2Ω
Output Power
SE IN/SE OUT/BAL IN/SE OUT :
3300 mW X 2 @16Ω THD+N<0.1%,
2000 mW X 2 @32Ω THD+N<0.1%,
1100 mW X 2 @64Ω THD+N<0.1%,
250 X 2 @300Ω THD+N<0.1%
SE IN/BAL OUT/BAL IN/BAL OUT:
9800 mW X 2 @16Ω THD+N<0.1%,
6700 mW X 2 @32Ω THD+N<0.1%,
4000 mW X 2 @64Ω THD+N<0.1%,
1000 mW X 2 @300Ω THD+N<0.1%,
500 mW X 2 @600Ω THD+N<0.1%
Load Impedance :
SE IN/SE OUT:>8Ω
BAL IN/SE OUT:>8Ω
SE IN/BAL OUT:>8Ω
BAL IN/BAL OUT:>8Ω
SE IN/SE OUT:<0.000055%
BAL IN/SE OUT:<0.000060%
SE IN/BAL OUT:<0.000055%
BAL IN/BAL OUT:<0.000060%
THD @20-20kHz (90kBW) :
SE IN/SE OUT:<0.00025%
BAL IN/SE OUT:<0.00025%
SE IN/BAL OUT:<0.00025%
BAL IN/BAL OUT:<0.00025%
SNR @1kHz (A-wt)
SE IN/SE OUT:141dB
BAL IN/SE OUT:137dB
SE IN/BAL OUT:145dB
BAL IN/BAL OUT:138dB
Dynamic Range @1kHz (A-wt) :
SE IN/SE OUT:141dB
BAL IN/SE OUT:137dB
SE IN/BAL OUT:145dB
BAL IN/BAL OUT:138dB
Frequency Response :
SE IN/SE OUT:20 Hz-40 kHz(±0.1dB)
BAL IN/SE OUT:20 Hz-40 kHz(±0.1dB)
SE IN/BAL OUT:20 Hz-40 kHz(±0.1dB)
BAL IN/BAL OUT:20 Hz-40 kHz(±0.1dB)
Output Level :
SE IN/SE OUT:25Vpp
BAL IN/SE OUT:25Vpp
SE IN/BAL OUT:25Vpp
BAL IN/BAL OUT:25Vpp
AP measured noise level @A-wt :
SE IN/SE OUT:<0.7uVrms @G=L, <1.1uVrms @G=H
BAL IN/SE OUT:<0.7uVrms @G=L, <1.1uVrms @G=H
SE IN/BAL OUT:<1.0uVrms @G=L, <1.8uVrms @G=H
BAL IN/BAL OUT:<1.0uVrms @G=L, <1.8uVrms @G=H
Actual noise level* @A-wt :
SE IN/SE OUT:<0.2uVrms @G=L, <0.6uVrms @G=H
BAL IN/SE OUT:<0.2uVrms @G=L, <0.6uVrms @G=H
SE IN/BAL OUT:<0.7uVrms @G=L, <1.6uVrms @G=H
BAL IN/BAL OUT:<0.7uVrms @G=L, <1.6uVrms @G=H
Channel Crosstalk @1kHz :
SE IN/SE OUT:-107 dB
BAL IN/SE OUT:-105dB
SE IN/BAL OUT:-116 dB
BAL IN/BAL OUT:-113dB
Input sensitivity :
SE IN/SE OUT:9.1Vrms @G=L, 3.0uVrms @G=H
BAL IN/SE OUT:9.3Vrms @G=L, 3.0uVrms @G=H
SE IN/BAL OUT:9.1Vrms @G=L, 3.0uVrms @G=H
BAL IN/BAL OUT:9.3Vrms @G=L, 3.0Vrms @G=H
Gain :
SE IN/SE OUT:0dB @G=L, 9.5dB @G=H
BAL IN/SE OUT:-0.2dB @G=L, 9.3dB @G=H
SE IN/BAL OUT:6.0dB @G=L, 15.5dB @G=H
BAL IN/BAL OUT:5.8dB @G=L, 15.3dB @G=H
Output Impedance :
SE IN/SE OUT:20Ω
BAL IN/SE OUT:20Ω
SE IN/BAL OUT:40Ω
BAL IN/BAL OUT:40Ω
2. Remote Control
3. AC Cable
4. 6.35mm to 3.5mm Adapter
5. User Manual
6. Warranty Card
Don't sweat it, this
Topping - A90 Discrete comes with a 1 Year warranty
on the Amp/DAC and 6 months on the battery
from TOPPING that covers manufacturing defects.
All products featured on Headphone Zone are backed by an original manufacturer's warranty.
Read more about TOPPING's warranty in India.

The Topping A90 Discrete is an upgraded version of the groundbreaking A90. As its name suggests, the A90 Discreet uses fully discrete components to deliver tremendously clean and powerful output. It has quickly become the benchmark by which all other solid-state amplifiers are referenced.

Have a question? Get in touch!
Check out the most common questions our customers ask. Still have questions? Talk to our Headphone Gurus.

What is the warranty period on the Topping A90 Discrete and how do I claim warranty?
Is the Topping A90 Discrete suitable for both high-impedance and sensitive headphones/IEMs?
Can I use the Topping A90 Discrete as a preamplifier?
What headphone output connections are available on the Topping A90 Discrete?
4-pin XLR balanced output
4.4mm balanced output
6.35mm single-ended output
This supports a wide range of headphone terminations.
Does the Topping A90 Discrete support remote control operation?
Does the Topping A90 Discrete remember settings when powered off?

Other Details
Generic Name | Headphone Amplifier |
Country Of Origin | China |
Importer Details | Importers Name: Ferrari Video Address: 63/18, 1st Main Road, Gandhi Nagar, Chennai - 600020 Contact No: 044-24420733 |
Dimensions | 22.2 x 16 x 4.5 CM |
Net Quantity | 1 |
Manufacturer Details | Name: Tok Shun Co., Limited Address: 1318-19, 13/F, Hollywood Plaza, 610 Nathan Road, HK. |
Package Contents | TOPPING A90 Discrete Remote ControL, AC Cable 6.35mm To 3.5mm Adapter User ManuaL, Warranty Card |
Manuals & Guides

Desktop Headphone Amplifier + Pre-Amp