Aune Audio - S17 Pro (Ex-Demo Unit)

Desktop Class A Headphone Amplifier

Sale price₹ 39,999 Regular priceMRP: ₹ 69,999
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Why Aune Audio 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.

🌟 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.

🐣

Born in 2004

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.

🏠 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.

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.

Get Clean Amplification With The All-New Class A Amplifier From Aune - The S17 PRO

Aune introduces its Class-A high-performance amplifier - S17 PRO embedded with a pair of JFET (Junction Field Effect Transistor) transistors for the headphone outputs, plus two AOP per output with a total of 16 AOP (Automatic Operator) offering balanced outputs. Aune S17 PRO is integrated with an R2R volume control for wide-stage sound and features a colour display on the front panel displaying current, temperature, output type and volume level. It is embedded with a balanced 4-pin Socket, 4.4mm headphone jack and 6.35mm headphone jack for easy compatibility. It features a multi-functional knob with an all-aluminium built along with a remote to adjust gain and volume and a remote control receiver. Aune S17 PRO also performs as a pre-amplifier in a Hi-Fi installation to elevate your music listening experience.

Class-A Amplification With Two-Level Gain Settings

Aune S17 Pro features two pairs of output transistors parallelly embedded. It has 16 output transistors with a maximum output of 7.5W. It has two gain levels and has set different output amplitudes. The low gain takes advantage of the class-A amp’s feature that the transistors are always working in the linear area to drive the IEMs with ease, while the high gain is as high as 7.5W and thus can drive headphones with the amp output of 4μV; THD+N: 0.00016%. Aune S17 Pro houses an ideal amplifying circuit design as the output transistors keep working all the time even if there is no input, it has currents equal to the AC peak. The AC signal flow to the load is high and the open-loop distortion is low. AUNE S17 Pro delivers low distortion with detailed and excellent sound quality.

Features JFET Transistors And AOPs For Low Distortion

Aune S17 Pro features a pair of JFET (Junction Field Effect Transistor) transistors for the headphone outputs and provides high amplification. It houses two AOPs per output with 16 AOPs (Automatic Operators) and offers balanced outputs. Each output channel incorporates two pairs of transistors, with 16 transistors in total for enhanced data transmission. It features two levels of current adjustment: 50mA and 100mA per JFET. Aune S17 Pro delivers a low level of distortion with warm and detailed audio output.

Parallelly Arranged Transistors And Three-Dimension Structure

Aune S17 Pro is specially designed with two levels of class-A current: 50mA/100mA per transistor, and each channel has two pairs of transistors in parallel, so the still current of each channel is as high as 100mA/200mA. Aune S17 Pro is embedded with a heat plate at the bottom of the transistor and chassis to form a cooling system, when transistors produce a lot of heat, and the heat makes its way out through the rear plate heat emission holes. Aune S17 Pro makes your music sound mellow, warm and smooth.

Embedded With High-Quality Components For Reliable Performance

Aune S17 Pro houses high-quality components such as HiFi electrolytic capacitors, ceramic capacitors, organic thin-film capacitors, communication-grade PCBs, etc, for excellent performance. It features an R2R electronic volume chip from JRC and the dedicated op-amps to build the 4-way balanced R2R volume control for High control precision, balanced output, wide soundstage and accurate positioning. It features a new UI display screen which uses two colours to present the current level and the temperature. 

Dual Power Design For Interference Free And Refined Sound

Aune S17 Pro features a 50W low-ripple toroidal transformer with a dual-power design. The digital and analogue control function independently so that the analogue part is free from interference. It houses a 19200μF capacitor array enabling the Aune S17 Pro to sound powerful and refined.

Versatile Connectivity And Offers Pre-Amplification Functionality

Aune S17 Pro features 3 headphone output ports including a balanced 4-pin Socket, 4.4mm headphone Jack and 6.35mm headphone jack, 2 groups of preamp output including an RCA and XLR with 2 line inputs including RCA and XLR for seamless connectivity. Aune S17 Pro also offers Pre-Amp functionality to adapt to various scenarios of usage.

Class-A Amplification With Two-Level Gain Settings

Aune S17 Pro features two pairs of output transistors parallelly embedded. It has 16 output transistors with a maximum output of 7.5W. It has two gain levels and has set different output amplitudes. The low gain takes advantage of the class-A amp’s feature that the transistors are always working in the linear area to drive the IEMs with ease, while the high gain is as high as 7.5W and thus can drive headphones with the amp output of 4μV; THD+N: 0.00016%. Aune S17 Pro houses an ideal amplifying circuit design as the output transistors keep working all the time even if there is no input, it has currents equal to the AC peak. The AC signal flow to the load is high and the open-loop distortion is low. AUNE S17 Pro delivers low distortion with detailed and excellent sound quality.

Features JFET Transistors And AOPs For Low Distortion

Aune S17 Pro features a pair of JFET (Junction Field Effect Transistor) transistors for the headphone outputs and provides high amplification. It houses two AOPs per output with 16 AOPs (Automatic Operators) and offers balanced outputs. Each output channel incorporates two pairs of transistors, with 16 transistors in total for enhanced data transmission. It features two levels of current adjustment: 50mA and 100mA per JFET. Aune S17 Pro delivers a low level of distortion with warm and detailed audio output.

Parallelly Arranged Transistors And Three-Dimension Structure

Aune S17 Pro is specially designed with two levels of class-A current: 50mA/100mA per transistor, and each channel has two pairs of transistors in parallel, so the still current of each channel is as high as 100mA/200mA. Aune S17 Pro is embedded with a heat plate at the bottom of the transistor and chassis to form a cooling system, when transistors produce a lot of heat, and the heat makes its way out through the rear plate heat emission holes. Aune S17 Pro makes your music sound mellow, warm and smooth.

Embedded With High-Quality Components For Reliable Performance

Aune S17 Pro houses high-quality components such as HiFi electrolytic capacitors, ceramic capacitors, organic thin-film capacitors, communication-grade PCBs, etc, for excellent performance. It features an R2R electronic volume chip from JRC and the dedicated op-amps to build the 4-way balanced R2R volume control for High control precision, balanced output, wide soundstage and accurate positioning. It features a new UI display screen which uses two colours to present the current level and the temperature. 

Dual Power Design For Interference Free And Refined Sound

Aune S17 Pro features a 50W low-ripple toroidal transformer with a dual-power design. The digital and analogue control function independently so that the analogue part is free from interference. It houses a 19200μF capacitor array enabling the Aune S17 Pro to sound powerful and refined.

Versatile Connectivity And Offers Pre-Amplification Functionality

Aune S17 Pro features 3 headphone output ports including a balanced 4-pin Socket, 4.4mm headphone Jack and 6.35mm headphone jack, 2 groups of preamp output including an RCA and XLR with 2 line inputs including RCA and XLR for seamless connectivity. Aune S17 Pro also offers Pre-Amp functionality to adapt to various scenarios of usage.


All You Need To Know About The Aune Audio S17 Pro (Ex-Demo Unit)

Box Contents
1. Aune Audio S17 Pro (Demo Unit)
Warranty
3 Months
Headphone Output
4-Pin XLR (Balanced)
4.4mm (Balanced)
6.35mm (Single-Ended)
Input/Output Impedance
RCA input impedance : 10ΚΩ
RCA preamp output impedance : 200Ω
XLR input impedance : 22ΚΩ
XLR preamp output impedance : 100Ω
XLR/6.35/4.4 headphone output impedance : 1Ω
Single-Ended 6.35mm Headphone Output
Frequency response (20Hz~80kHz) : +0.05dB
THD+N : <0.00038% @1kHz
SNR : >115dB @600Ω
Crosstalk : <-105dB @1kHz 600Ω
Balanced XLR Headphone Output
Frequency response (20Hz~80kHz) : +0.05dB
THD+N : <0.00016% @1kHz
SNR : >116dB @600Ω
Crosstalk : <-110dB @1kHz 600Ω


3 Months Warranty

Don't sweat it, this Aune Audio - S17 Pro (Ex-Demo Unit) comes with a 3 Months warranty from Aune Audio that covers manufacturing defects. All products featured on Headphone Zone are backed by an original manufacturer's warranty.

Read more about Aune Audio's warranty in India.

Inspired By The Chinese Philosophy Of Balance

Aune-Store is the official distributor for AUNE in Germany and Austria, maintaining a close partnership with the brand's developers to ensure exceptional audio products. Driven by a commitment to excellent sound quality, innovative design, and customer satisfaction, AUNE creates premium audio devices, including DACs, headphone amplifiers, and music players. With a focus on balance and precision, AUNE strives to deliver world-class hi-fi experiences while remaining deeply connected with its global audiophile community.

Fun Fact : Although founded in 2004, AUNE's products quickly gained global recognition with their cutting-edge digital-to-analogue converters and headphone amplifiers now being favoured by audiophiles worldwide.

Explore Collection
The Aune S17 Pro is a complete surprise. It's a headphone amplifier that combines all the technical skills of a modern solid state amplifier with a lot of musicality and realism.

Other Details


Generic Name Headphone Amplifier
Importer Details Importers Name: Ferrari Video
Address: 63/18, 1st Main Road, Gandhi Nagar, Chennai - 600020
Contact No: 044-24420733
Net Quantity 1
Manufacturer Details Name: Wuhan Aune Acoustics Co.Ltd
Address: No17, Gutian 5RD,Qiaokou district , Wuhan 430000, China
Package Contents Aune Audio S17 Pro (Demo Unit)


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