









Topping - DX9
Flagship Desktop DAC & Amp
Unfortunately, even if we desire to, we won't be able to resurrect this product. The Museum is where we pay our respects to end-of-life, old, archived, but not forgotten products. This page was made with a lot of love and will live on for posterity. What to say, we're sentimental people. 😔
While this product is gone forever, here are others we recommend
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
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.
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.
Incredibly Popular
Some things deserve all the attention ⭐!
I've found that when something becomes incredibly popular in the audio world, it's usually for very good reasons. This exceptional audio gear has earned widespread popularity by consistently delivering outstanding performance that resonates with listeners across diverse preferences and experiences. Think of it like that blockbuster movie that everyone loves - sometimes, universal appeal indicates genuine quality rather than just marketing hype.
The widespread acclaim isn't just about trend or marketing - it's a testament to genuine quality and performance that has been consistently demonstrated through real-world usage. This popularity has been earned through merit, delivering reliable satisfaction to countless users 📈.
When you encounter "🥇 Incredibly Popular" products, expect proven excellence validated by the collective experience of satisfied users who've made these their go-to choice.
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.
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.
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
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.
Decodes Upto
When I see "Decodes up to" listed in product specs, I think of it like a music translator that speaks more languages than you’ll ever need. It tells you how far a DAC or audio device can go in handling hi-res formats—think PCM, DSD, or MQA—and at what resolution. 🧠🎶
Technically, this refers to the maximum bit depth and sample rate a DAC can process—like 32-bit/768kHz PCM or DSD512. The higher these numbers, the more detailed and lifelike the audio can potentially sound. But remember, real-world improvements depend on the recording quality and your headphones, not just specs alone.
The DX9 combines cutting-edge technology with Topping's expertise in crafting top-tier DACs. It delivers flagship-grade sound with remarkable detail and resolution. If you seek the highest quality music listening experience, look no further.

About RAGHAV SOMANI
Raghav Somani is the Founder & CEO of Headphone Zone. An avid audiophile and musician since 2008, his choice of headphones include STAX Electrostats, Audeze LCD 3, and for music on the go, the JH Audio Roxanne + Astell&Kern SP1000 is never too far away. On his playlist, you'll find A.R. Rahman, Michael Jackson, and the Eagles.
DESCRIPTION
COMMEMORATING 15 YEARS OF AUDIO EXCELLENCE, TOPPING PRESENT THE FLAGSHIP DX9
Meet the Topping DX9, a limited edition DAC and Amplifier that skilfully merges traditional engineering expertise with cutting-edge technology. Designed to commemorate Topping's 15th Anniversary, this flagship product stands in a class of its own. It boasts the AKM AK4499EQ, AKM's latest flagship DAC chipset, coupled with a six-channel discrete NFCA headphone amplification module. With its robust core chipset, the DX9 guarantees top-tier performance, delivering exceptional DNR, SNR, and THD+N characteristics while providing impressive headphone output parameters. The DX9 pushes out a remarkable 7000W per channel headphone output at 32Ω impedance and a distortion rating as low as 0.00009% THD+N. It features an exclusive design with a premium CNC-machined chassis and a transparent top surface. Elevate your headphone experience with the Topping DX9, a standalone device that belongs on your desktop.



POWERED BY THE RARE AKM AK4499EQ DAC CHIP FOR THE ULTIMATE PERFORMANCE
The Topping DX9 boasts the rare and legendary AK4499EQ DAC chip, renowned for its remarkable audio capabilities, featuring a dynamic range of 132dB and harmonic distortion below 0.00007%. With four independent channels, it functions akin to having two flagship AK4499EX chips operating in harmony, promising pristine clarity and fidelity in every note. Additionally, the inclusion of the AK4118, a S/PDIF receiver with remarkably low jitter, further elevates its performance. Supporting PCM and Native DSD audio signals, the DX9 delivers an unparalleled listening experience, unveiling the depth and intricacies of your favourite music with unrivalled finesse.

DELIVERING POWERFUL AMPLIFICATION WITH SIX-CHANNEL DISCRETE NFCA MODULE
Your headphones deserve the utmost excellence, and the DX9 surpasses expectations with its state-of-the-art six-channel discrete NFCA (Nested Feedback Composite Amplifier) high-performance headphone amplifier. The DX9 is equipped with Topping's cutting-edge six-channel discrete NFCA headphone amplifier module, featuring an impressive 39 transistors per module. This potent amplifier delivers a commanding output of up to 10W per channel at 16Ω and up to 7W per channel at 32Ω, accompanied by an astonishingly low distortion rate of just 0.00009%. The Topping DX9 unlocks the full potential of your power-hungry headphones, enabling you to experience their audio prowess as never before.


EXPERIENCE ULTRA-PRECISE VOLUME ADJUSTMENTS WITH HYBRID RELAY VOLUME CONTROL
Topping has engineered a cutting-edge hybrid relay volume control for the DX9, utilising a blend of resistors and relays to achieve high-precision volume adjustments. This technology enhances the signal-to-noise ratio (SNR) and minimises noise, especially at lower volume levels. In essence, every subtle twist of the volume knob translates into a meticulously calculated adjustment, offering you fine-grained control over your audio experience. This precision extends to the seamless pairing of high-sensitivity in-ear monitors and headphones with the DX9. The hybrid relay volume network in the DX9 is all about ensuring the utmost accuracy in your sound adjustments.


EMBEDS THE BEST QUALITY COMPONENTS AND HAS INDEPENDENT POWER CIRCUITS
Leveraging their wealth of experience, Topping has meticulously curated a premium array of components at the heart of the DX9's chipset. Alongside the flagship AK4499EQ DAC, the DX9 incorporates AKM's AK4118 Digital S/PDIF receiver, a CPLD low-jitter clock processing chipset, and a selection of high-quality capacitors. These elements collectively contribute to the device's ability to attain the desired level of performance and provide an exceptional auditory experience for users. Additionally, the DX9 boasts independently powered DAC and headphone amplifier circuits, ensuring the delivery of pristine, interference-free sound while maintaining an ample energy supply for optimum audio quality.


ENJOY FLEXIBILITY IN CONNECTIVITY AND INDEPENDENT LINE-OUT AND PRE-AMP-OUT
The Topping DX9 is designed to cover a spectrum of audio needs with its extensive eight-way digital input array, encompassing AES, USB, Optical, Coax, and Bluetooth connections. What sets it apart is its incorporation of Qualcomm's latest QCC5125 Bluetooth chipset, offering high-definition Bluetooth input capabilities, and supporting protocols like LDAC, AptX HD, AptX Adaptive, and AptX. This diversity extends to the device's input and output options, featuring USB, dual Coaxial, dual optical, I2S, AES, and Bluetooth inputs, as well as dedicated output choices, including single-ended and balanced options for headphones, alongside line-out and preamp outputs. It even provides support for Neutrik XLR and RCA dedicated line-out and preamp outputs.


EXQUISITELY DESIGNED TO EXUDE A BALANCE BETWEEN PRACTICALITY AND AESTHETICS
Topping's commitment to crafting its flagship device, the DX9, leaves no detail overlooked. The device boasts impeccable build quality, featuring a CNC-machined metallic chassis that's both robust and visually appealing. Additionally, it incorporates a unique design element with a dual 2.0-inch full-colour display screen and a transparent panoramic sunroof, offering a clear view of the device's internals. Topping's innovative Aurora UI, which graces both screens, adds a touch of vitality with its user-friendly and visually captivating interface. The interface is complemented by a well-coordinated knob and button configuration, ensuring smooth and intuitive operation. Moreover, the DX9 package includes a convenient set of accessories, such as a remote control, USB cable, AC cable, Bluetooth antenna, and a 6.35mm to 3.5mm adaptor. It even features a 12V trigger linkage switch, simplifying the control of multiple devices with a single button press.



SPECS
POWER INPUT | 100-240VAC 50Hz/60Hz |
SIGNAL INPUT | USB/BT/OPT1/OPT2/COAX1/COAX2/AES/IIS |
LINE OUT OUTPUT | XLR/RCA |
PRE OUTPUT | XLR/RCA |
HEADPHONE AMPLIFIER OUTPUT | 1 x 6.35mm headphone output jack 1 x 4-PIN-XLR headphone output jack 1 x 4.4mm headphone output jack |
OTHER CONNECTORS | 12V Trigger In (3.5mm jack) 12V Trigger Out (3.5mm jack) |
DISPLAY | Two 2.0-inch LCDs |
STANDBY POWER CONSUMPTION | <2.5W |
POWER CONSUMPTION | <18W |
USB IN | PCM 44.1kHz-768kHz/16bit-32bit DSD DSD64-DSD512 (Native), DSD64-DSD256 (DOP) |
IIS IN | PCM
44.1kHz-768kHz/16bit-32bit DSD DSD64-DSD512 (Native) |
COAX/OPT/AES IN | PCM 44.1kHz-192kHz/16bit-24bit DSD DSD64 (DOP) |
BT IN | AAC/SBC/APTX/APTX HD/APTX-Adaptive/LDAC |
MEASURED | 34.0cm x 22.5cm x 6.0cm (Include protruding parts) |
WEIGHT | 2750g |
THD+N @1KHZ (A-WT) | RCA: <0.00008% XLR: <0.00007% |
THD @20-20kHz 90KBW | RCA: <0.00015% XLR: <0.00015% |
SNR @1kHZ (A-WT) | RCA: 127dB XLR: 131dB |
DYNAMIC RANGE @1KHZ (A-WT) | RCA: 127dB XLR: 131dB |
FREQUENCY RESPONSE | RCA: 20Hz-20kHz (±0.2dB) 20Hz-40kHz (±0.6dB) XLR: 20Hz-20kHz (±0.2dB) 20Hz-40kHz (±0.6dB) |
OUTPUT LEVEL | RCA: 2.1Vrms @0dBFS XLR: 4.2Vrms @0dBFS |
NOISE (A-WT) | RCA: <1.0uVrms XLR: <1.3uVrms |
CHANNEL CROSSTALK | RCA: -125dB @1kHz XLR: -125dB @1kHz |
CHANNEL BALANCE | RCA: 0.3 dB XLR: 0.3 dB |
OUTPUT IMPEDANCE | RCA: 50 Ohms XLR: 100 Ohms |
THD+N @1KHZ (A-WT) | <0.00007% @Output=550mW (32 Ohms) <0.00007% @Output=60mW (300 Ohms) |
THD @20-20KHZ 90KBW | <0.00050% @Output=550mW (32 Ohms) <0.00030% @Output=60mW (300 Ohms) |
SNR @ MAX OUT 1KHZ (A-WT) | 132dB @1kHz |
DYNAMIC RANGE @1KHZ (A-WT) | 132dB @1kHz |
FREQUENCY RESPONSE | 20Hz-20kHz (+0.2dB) 20Hz-40kHz (±0.6dB) |
OUTPUT LEVEL | 12Vpp @G=L 47Vpp @G=H |
NOISE (A-WT) | <1.3uVrms @G=L <4.2uVrms @G=H |
CHANNEL CROSSTALK | 121dB @1kHz |
GAIN | G=L 12.5dB (Vrms/FS) G=H 24.5dB (Vrms/FS) |
CHANNEL BALANCE | 0.3 dB |
OUTPUT IMPEDANCE | <0.1 Ohm |
OUTPUT POWER | 10000 mW x 2 @16 Ohms THD+N<1% 7080mW x 2 @32 Ohms THD+N<1% 4250mW x 2 @64 Ohms THD+N<1% 950mW x 2 @300 Ohms THD+N<1% 460mW x 2 @600 Ohms THD+N<1% |
LOAD IMPEDANCE | 100 Ohms |
THD+N @1KHZ (A-WT) | <0.00010% @Output=550mW (32 Ohms) <0.00008% @Output=60mW (300 Ohms) |
THD @20-20KHZ 90KBW | <0.00060% @Output=550mW (32 Ohms) <0.00030% @Output=60mW (300 Ohms) |
SNR @ MAX OUT 1KHZ (A-WT) | 131dB @1kHz |
DYNAMIC RANGE @1KHZ (A-WT) | 131dB @1kHz |
FREQUENCY RESPONSE | 20Hz-20kHz (+0.2dB) 20Hz-40kHz (±0.6dB) |
OUTPUT LEVEL | 12Vpp @G=L 24Vpp @G=H |
NOISE (A-WT) | <1.6uVrms @G=L <2.4uVrms @G=H |
CHANNEL CROSSTALK | -98dB @1kHz |
GAIN | G=L 12.5dB (Vrms/FS) G=H 18.5dB (Vrms/FS) |
CHANNEL BALANCE | 0.3 dB |
OUTPUT IMPEDANCE | <0.1 Ohm |
OUTPUT POWER | 3300mW x 2 @16 Ohms THD+N<1% 2100mW x 2 @32 Ohms THD+N<1% 1190mW x 2 @64 Ohms THD+N<1% 240mW x 2 @300 Ohms THD+N<1% |
LOAD IMPEDANCE | >8 Ohms |
BOX CONTENTS | 1. TOPPING DX9 |
2. Remote Control | |
3. USB Cable | |
4. AC cable | |
5. Bluetooth Antenna | |
6. 6.35mm to 3.5mm adaptor | |
7. Product Information Card |

![]() Flagship Desktop DAC & Amp
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FAQs
What is the warranty period on the TOPPING DX9?
All TOPPING products come with 1 year of warranty. To claim warranty click here.
What is the TOPPING DX9?
The TOPPING DX9 is a limited edition DAC and Amplifier designed to commemorate TOPPING's 15th Anniversary. It stands out with its use of the AKM AK4499EQ DAC chip, a six-channel discrete NFCA headphone amplification module, and a hybrid relay volume control, offering top-tier audio performance.
What DAC chip is used in TOPPING DX9?
It uses the AKM AK4499EQ which is a flagship DAC chip with an impressive dynamic range of 132dB and very low harmonic distortion of 0.00007%. It has four independent channels, equivalent to having two AK4499EX chips working in unison, ensuring pristine clarity and fidelity in audio.
What kind of connectivity options does the TOPPING DX9 offer?
The TOPPING DX9 provides an array of eight digital input options, including AES, USB, Optical, Coax, and Bluetooth. It supports high-definition Bluetooth input with protocols like LDAC, aptX HD, aptX Adaptive, and aptX. It offers various output choices for headphones, line-out, and preamp outputs, including single-ended and balanced options.
What is the design and build quality of the TOPPING DX9 like?
The TOPPING DX9 features a CNC-machined metallic chassis that is robust and visually appealing. It incorporates a dual 2.0-inch full-color display screen with a transparent panoramic sunroof, providing a clear view of the internals. The device has a user-friendly interface, a well-coordinated knob and button configuration, and comes with a set of accessories, including a remote control and more.
COMMEMORATING 15 YEARS OF AUDIO EXCELLENCE, TOPPING PRESENT THE FLAGSHIP DX9
Meet the Topping DX9, a limited edition DAC and Amplifier that skilfully merges traditional engineering expertise with cutting-edge technology. Designed to commemorate Topping's 15th Anniversary, this flagship product stands in a class of its own. It boasts the AKM AK4499EQ, AKM's latest flagship DAC chipset, coupled with a six-channel discrete NFCA headphone amplification module. With its robust core chipset, the DX9 guarantees top-tier performance, delivering exceptional DNR, SNR, and THD+N characteristics while providing impressive headphone output parameters. The DX9 pushes out a remarkable 7000W per channel headphone output at 32Ω impedance and a distortion rating as low as 0.00009% THD+N. It features an exclusive design with a premium CNC-machined chassis and a transparent top surface. Elevate your headphone experience with the Topping DX9, a standalone device that belongs on your desktop.



POWERED BY THE RARE AKM AK4499EQ DAC CHIP FOR THE ULTIMATE PERFORMANCE
The Topping DX9 boasts the rare and legendary AK4499EQ DAC chip, renowned for its remarkable audio capabilities, featuring a dynamic range of 132dB and harmonic distortion below 0.00007%. With four independent channels, it functions akin to having two flagship AK4499EX chips operating in harmony, promising pristine clarity and fidelity in every note. Additionally, the inclusion of the AK4118, a S/PDIF receiver with remarkably low jitter, further elevates its performance. Supporting PCM and Native DSD audio signals, the DX9 delivers an unparalleled listening experience, unveiling the depth and intricacies of your favourite music with unrivalled finesse.

DELIVERING POWERFUL AMPLIFICATION WITH SIX-CHANNEL DISCRETE NFCA MODULE
Your headphones deserve the utmost excellence, and the DX9 surpasses expectations with its state-of-the-art six-channel discrete NFCA (Nested Feedback Composite Amplifier) high-performance headphone amplifier. The DX9 is equipped with Topping's cutting-edge six-channel discrete NFCA headphone amplifier module, featuring an impressive 39 transistors per module. This potent amplifier delivers a commanding output of up to 10W per channel at 16Ω and up to 7W per channel at 32Ω, accompanied by an astonishingly low distortion rate of just 0.00009%. The Topping DX9 unlocks the full potential of your power-hungry headphones, enabling you to experience their audio prowess as never before.


EXPERIENCE ULTRA-PRECISE VOLUME ADJUSTMENTS WITH HYBRID RELAY VOLUME CONTROL
Topping has engineered a cutting-edge hybrid relay volume control for the DX9, utilising a blend of resistors and relays to achieve high-precision volume adjustments. This technology enhances the signal-to-noise ratio (SNR) and minimises noise, especially at lower volume levels. In essence, every subtle twist of the volume knob translates into a meticulously calculated adjustment, offering you fine-grained control over your audio experience. This precision extends to the seamless pairing of high-sensitivity in-ear monitors and headphones with the DX9. The hybrid relay volume network in the DX9 is all about ensuring the utmost accuracy in your sound adjustments.


EMBEDS THE BEST QUALITY COMPONENTS AND HAS INDEPENDENT POWER CIRCUITS
Leveraging their wealth of experience, Topping has meticulously curated a premium array of components at the heart of the DX9's chipset. Alongside the flagship AK4499EQ DAC, the DX9 incorporates AKM's AK4118 Digital S/PDIF receiver, a CPLD low-jitter clock processing chipset, and a selection of high-quality capacitors. These elements collectively contribute to the device's ability to attain the desired level of performance and provide an exceptional auditory experience for users. Additionally, the DX9 boasts independently powered DAC and headphone amplifier circuits, ensuring the delivery of pristine, interference-free sound while maintaining an ample energy supply for optimum audio quality.


ENJOY FLEXIBILITY IN CONNECTIVITY AND INDEPENDENT LINE-OUT AND PRE-AMP-OUT
The Topping DX9 is designed to cover a spectrum of audio needs with its extensive eight-way digital input array, encompassing AES, USB, Optical, Coax, and Bluetooth connections. What sets it apart is its incorporation of Qualcomm's latest QCC5125 Bluetooth chipset, offering high-definition Bluetooth input capabilities, and supporting protocols like LDAC, AptX HD, AptX Adaptive, and AptX. This diversity extends to the device's input and output options, featuring USB, dual Coaxial, dual optical, I2S, AES, and Bluetooth inputs, as well as dedicated output choices, including single-ended and balanced options for headphones, alongside line-out and preamp outputs. It even provides support for Neutrik XLR and RCA dedicated line-out and preamp outputs.


EXQUISITELY DESIGNED TO EXUDE A BALANCE BETWEEN PRACTICALITY AND AESTHETICS
Topping's commitment to crafting its flagship device, the DX9, leaves no detail overlooked. The device boasts impeccable build quality, featuring a CNC-machined metallic chassis that's both robust and visually appealing. Additionally, it incorporates a unique design element with a dual 2.0-inch full-colour display screen and a transparent panoramic sunroof, offering a clear view of the device's internals. Topping's innovative Aurora UI, which graces both screens, adds a touch of vitality with its user-friendly and visually captivating interface. The interface is complemented by a well-coordinated knob and button configuration, ensuring smooth and intuitive operation. Moreover, the DX9 package includes a convenient set of accessories, such as a remote control, USB cable, AC cable, Bluetooth antenna, and a 6.35mm to 3.5mm adaptor. It even features a 12V trigger linkage switch, simplifying the control of multiple devices with a single button press.



POWER INPUT | 100-240VAC 50Hz/60Hz |
SIGNAL INPUT | USB/BT/OPT1/OPT2/COAX1/COAX2/AES/IIS |
LINE OUT OUTPUT | XLR/RCA |
PRE OUTPUT | XLR/RCA |
HEADPHONE AMPLIFIER OUTPUT | 1 x 6.35mm headphone output jack 1 x 4-PIN-XLR headphone output jack 1 x 4.4mm headphone output jack |
OTHER CONNECTORS | 12V Trigger In (3.5mm jack) 12V Trigger Out (3.5mm jack) |
DISPLAY | Two 2.0-inch LCDs |
STANDBY POWER CONSUMPTION | <2.5W |
POWER CONSUMPTION | <18W |
USB IN | PCM 44.1kHz-768kHz/16bit-32bit DSD DSD64-DSD512 (Native), DSD64-DSD256 (DOP) |
IIS IN | PCM
44.1kHz-768kHz/16bit-32bit DSD DSD64-DSD512 (Native) |
COAX/OPT/AES IN | PCM 44.1kHz-192kHz/16bit-24bit DSD DSD64 (DOP) |
BT IN | AAC/SBC/APTX/APTX HD/APTX-Adaptive/LDAC |
MEASURED | 34.0cm x 22.5cm x 6.0cm (Include protruding parts) |
WEIGHT | 2750g |
THD+N @1KHZ (A-WT) | RCA: <0.00008% XLR: <0.00007% |
THD @20-20kHz 90KBW | RCA: <0.00015% XLR: <0.00015% |
SNR @1kHZ (A-WT) | RCA: 127dB XLR: 131dB |
DYNAMIC RANGE @1KHZ (A-WT) | RCA: 127dB XLR: 131dB |
FREQUENCY RESPONSE | RCA: 20Hz-20kHz (±0.2dB) 20Hz-40kHz (±0.6dB) XLR: 20Hz-20kHz (±0.2dB) 20Hz-40kHz (±0.6dB) |
OUTPUT LEVEL | RCA: 2.1Vrms @0dBFS XLR: 4.2Vrms @0dBFS |
NOISE (A-WT) | RCA: <1.0uVrms XLR: <1.3uVrms |
CHANNEL CROSSTALK | RCA: -125dB @1kHz XLR: -125dB @1kHz |
CHANNEL BALANCE | RCA: 0.3 dB XLR: 0.3 dB |
OUTPUT IMPEDANCE | RCA: 50 Ohms XLR: 100 Ohms |
THD+N @1KHZ (A-WT) | <0.00007% @Output=550mW (32 Ohms) <0.00007% @Output=60mW (300 Ohms) |
THD @20-20KHZ 90KBW | <0.00050% @Output=550mW (32 Ohms) <0.00030% @Output=60mW (300 Ohms) |
SNR @ MAX OUT 1KHZ (A-WT) | 132dB @1kHz |
DYNAMIC RANGE @1KHZ (A-WT) | 132dB @1kHz |
FREQUENCY RESPONSE | 20Hz-20kHz (+0.2dB) 20Hz-40kHz (±0.6dB) |
OUTPUT LEVEL | 12Vpp @G=L 47Vpp @G=H |
NOISE (A-WT) | <1.3uVrms @G=L <4.2uVrms @G=H |
CHANNEL CROSSTALK | 121dB @1kHz |
GAIN | G=L 12.5dB (Vrms/FS) G=H 24.5dB (Vrms/FS) |
CHANNEL BALANCE | 0.3 dB |
OUTPUT IMPEDANCE | <0.1 Ohm |
OUTPUT POWER | 10000 mW x 2 @16 Ohms THD+N<1% 7080mW x 2 @32 Ohms THD+N<1% 4250mW x 2 @64 Ohms THD+N<1% 950mW x 2 @300 Ohms THD+N<1% 460mW x 2 @600 Ohms THD+N<1% |
LOAD IMPEDANCE | 100 Ohms |
THD+N @1KHZ (A-WT) | <0.00010% @Output=550mW (32 Ohms) <0.00008% @Output=60mW (300 Ohms) |
THD @20-20KHZ 90KBW | <0.00060% @Output=550mW (32 Ohms) <0.00030% @Output=60mW (300 Ohms) |
SNR @ MAX OUT 1KHZ (A-WT) | 131dB @1kHz |
DYNAMIC RANGE @1KHZ (A-WT) | 131dB @1kHz |
FREQUENCY RESPONSE | 20Hz-20kHz (+0.2dB) 20Hz-40kHz (±0.6dB) |
OUTPUT LEVEL | 12Vpp @G=L 24Vpp @G=H |
NOISE (A-WT) | <1.6uVrms @G=L <2.4uVrms @G=H |
CHANNEL CROSSTALK | -98dB @1kHz |
GAIN | G=L 12.5dB (Vrms/FS) G=H 18.5dB (Vrms/FS) |
CHANNEL BALANCE | 0.3 dB |
OUTPUT IMPEDANCE | <0.1 Ohm |
OUTPUT POWER | 3300mW x 2 @16 Ohms THD+N<1% 2100mW x 2 @32 Ohms THD+N<1% 1190mW x 2 @64 Ohms THD+N<1% 240mW x 2 @300 Ohms THD+N<1% |
LOAD IMPEDANCE | >8 Ohms |
BOX CONTENTS | 1. TOPPING DX9 |
2. Remote Control | |
3. USB Cable | |
4. AC cable | |
5. Bluetooth Antenna | |
6. 6.35mm to 3.5mm adaptor | |
7. Product Information Card |

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What is the warranty period on the TOPPING DX9?
All TOPPING products come with 1 year of warranty. To claim warranty click here.
What is the TOPPING DX9?
The TOPPING DX9 is a limited edition DAC and Amplifier designed to commemorate TOPPING's 15th Anniversary. It stands out with its use of the AKM AK4499EQ DAC chip, a six-channel discrete NFCA headphone amplification module, and a hybrid relay volume control, offering top-tier audio performance.
What DAC chip is used in TOPPING DX9?
It uses the AKM AK4499EQ which is a flagship DAC chip with an impressive dynamic range of 132dB and very low harmonic distortion of 0.00007%. It has four independent channels, equivalent to having two AK4499EX chips working in unison, ensuring pristine clarity and fidelity in audio.
What kind of connectivity options does the TOPPING DX9 offer?
The TOPPING DX9 provides an array of eight digital input options, including AES, USB, Optical, Coax, and Bluetooth. It supports high-definition Bluetooth input with protocols like LDAC, aptX HD, aptX Adaptive, and aptX. It offers various output choices for headphones, line-out, and preamp outputs, including single-ended and balanced options.
What is the design and build quality of the TOPPING DX9 like?
The TOPPING DX9 features a CNC-machined metallic chassis that is robust and visually appealing. It incorporates a dual 2.0-inch full-color display screen with a transparent panoramic sunroof, providing a clear view of the internals. The device has a user-friendly interface, a well-coordinated knob and button configuration, and comes with a set of accessories, including a remote control and more.
Don't sweat it, this
Topping - DX9 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.

"Of all the Topping-made D/A converters, DX9 is the one that takes the crown for having the most lifelike bass and natural presentation."
Read More"The Topping DX9 integrated amp and DAC is an excellent desktop performer delivering a very detailed and punchy sound signature suitable for both IEM and headphones users."
Read More