DUNU SA6 MKII
6BA Two Adjustable Tunings Monitors IEMs
ForCritical listening
- 5-10 working days
Shipping time estimate. Pre-order items are non-cancellable and non-refundable.
Pre-order detailsRecommended products
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Optional pairings. A cable and ear tips are already in the box.
Overview
The details behind DUNU SA6 MKII.
An Exquisite Oeuvre by DUNU
DUNU's offerings are renowned for their luxurious headphones, boasting exceptional audio fidelity, impeccable workmanship, and an outstanding price-to-performance ratio. In comparison to the original SA6, the MK2 variant has unleashed its potential and undergone numerous enhancements.
High-Performance Drivers for a High-Quality Experience
The DUNU SA6 MK2 is furnished with six high-caliber Balanced Armature drivers from SONION and Knowles. This duo features dual SONION woofers, dual midrange drivers from Knowles, and dual treble drivers from Knowles. The pair is meticulously tuned in a tripartite frequency crossover for lucid frequency separation and responsiveness. Moreover, the SA6 MK2 boasts a physical and electronic bifurcated frequency division system, harmonizing the six balanced armature drivers for a fluid, natural sound accompanied by an expansive soundstage and remarkable clarity.
Innovative Q-Lock Plus Swappable Termination Plug System
The Hulk Pro Mini Upgrade Cable incorporates DUNU’s patented Q-Lock Plus interchangeable termination plug system. It is supplied with 3.5mm single-ended and 4.4mm balanced plugs.
Exquisite Handcrafted Ear Shells and Further Optimized Profile
The DUNU SA6 MK2 is the culmination of masterful artistry. The ear shells are meticulously handcrafted through an intricate and labor-intensive process, yielding a warm, textured finish. These shells showcase specially chosen solid-stabilized wooden ear panels. While each panel shares similar hues, they possess distinct textures. Gold powder-infused resin courses through the design, exuding sophistication. The shell's shape and profile have been fine-tuned and upgraded using a novel auricle model, resulting in a more voluminous form. This effectively enlarges the display area of the stunning designer panel while ensuring a comfortable fit. (Because it is purely handmade, the panel pattern of the headset is random.)
Two Signatures With Two Tuning Modes
DUNU has incorporated a tuning switch in the SA6 MK2, offering users two distinct sound signatures. The default tuning mode ("I") provides an accurate and balanced response, while the ambiance enhancement mode ("ON") imparts a hint of vigor to the lower register. These two modes adeptly expand and adapt to various musical genres. (Please make sure earbuds of both sides are in same mode when you listen)
Upgraded Stock Cable and High-Quality Internal Wiring
The SA6 MK2 includes the Hulk Pro Mini high-purity stock cable. It employs doubly refined high-purity Furukawa Single-Crystal Copper wire cores with independent aluminum foil shielding. This maintains the outstanding sonic performance of the original Hulk Pro while incorporating a lightweight design. To achieve optimal performance with the Studio SA6 MK2, the internal wiring of the pair has been upgraded. The internal wire connections now utilize high-purity Furukawa single-crystal copper silver-plated wiring.
Technical details
- Driver configuration
- Multi-driver / single technology
- Driver technology
- Balanced Armature
- Suggested genres
- Pop, Rock & Metal, Jazz
- NET WEIGHT
- 12g
- FREQUENCY RESPONSE
- 5 Hz - 40 kHz
- IMPEDANCE
- 24Ω @1kHz
- SENSITIVITY
- 114 ± 1 dB @1kHz
- BALANCED ARMATURE DRIVER CONFIGURATION
- -BASS (2) : Sonion AcuPass Vented Dual Woofer, -MIDRANGE (2) : Knowles Custom Midrange Driver (*2), -TREBLE (2) : Knowles Custom Dual Tweeter
- TUNING MODES
- Default Signature (Switch Position 'I'), Atmospheric Immersion (Switch Position 'ON')
- HOUSING MATERIAL
- -SHELL: German Nice-Fit Hand-Poured UV Acrylic Resin, -FACEPLATE: High-Grade Stabilized Wood
- WIRE MATERIAL
- HULK PRO MINI
- CABLE LENGTH
- 1.2 ± 0.1m
- CABLE CONNECTOR
- 2-Pin (0.78 mm)
- PLUG CONNECTOR
- Patented Q-Lock Plus Modular Plug System
- INCLUDED PLUG TERMINATION(S)
- -4.4 mm TRRRS Balanced, -3.5 mm TRS Single-Ended
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Customer reviews
What listeners say about sound, fit and everyday use.
Customers praise this IEM for exceptional soundstage, imaging, and technical performance with "mind blowing" detail retrieval. The tuning is described as "musical" with smooth treble and balanced frequencies, though some find the bass lacks impact due to BA drivers. Comfort is high with premium accessories, but the cable quality divides opinion.
The DUNU SA6 MkII is a beautiful continuation in the SA6 series by DUNU. Like the original, it has a QDC-like tuning, with crisp, clean mids, and a sparkly top end. I've only recently started taking my collection seriously, but I'm sure most veteran collectors/reviewers would agree with me when I say this is one of the best iems of all time. For its price, and with only 6 balanced armature drivers, the sound it delivers is unbelievably detailed.
First of all, this IEM is a beast in many areas, especially sound. However, it has a few downsides. I won't go into details, but here is my overall impressions after using it for a few weeks.
+ Mind blowing soundstage, imaging and technical performance
+ Great tuning
+ Premium case, but a little bit large
+ Great eartips
+ Unique design between units
-/+ Buttons switch to a very exciting but quickly fatiguing tuning
- Included cable is premium and costs quite a lot separately, but I absolutely HATE it. It has a very strong memory to the shape and feels very rubbery and plastic even though the materials used are high-end. The 90 degree connector is more in the way, than anything else. Would have preferred a straight option.
- Cable transfers A LOT of noise, worse than any IEM I've ever used. A KZ cable transfers less noise from bumping into your clothes etc.
- Does not include 2.5mm adapter for the "Qudelix 5K" dac/amp, so I had to buy this as well for an extra $20+shipping.
I'd still recommend it, but it's not as compelling as I had originally thought.
The DUNU SA6 MkII is a prized member of my modest IEM collection so far and currently a daily driver that is going to be hard to displace.
Firstly the looks - I describe it like a violin that goes into my ears. The comfort level is high - it is secure, and feels "native" to my ear shape. Slots in easily and stays there and I can just wear it for hours. Speaking of the sound, it is musical through and through, interesting as a music-and-chill set rather than a critical analytical set - but there is no denying the technicalities and details are there for those who are looking for it. For all the naysayers of BA bass timbre, I feel that BA bass has its virtues if your goal is to enjoy the music intellectually rather than feeling it viscerally (which is also nice but distracting on occasion). I have other DD-included IEMs to feel the bass with, but the DUNU SA6 Mk2 is a reliable friend for enjoying all the frequencies in a natural balance. I have to give kudos to the specific peak(s) selected for the treble regions - they give a lot of the detail but a bit on the "darker" side so it doesn't grate or sparkle as much as brighter IEM. I love this beautiful and again -musical- tuning at every frequency... but as other reviewwers must have pointed out over and over again, the midrange is a treat.
DUNU SA6 MKII
A preface: I was not provided this set, much like all of my reviews, these thoughts are my own and I welcome you to disagree with them as we all have different ears and preferences.
I have owned these for about a week now and here are my short impressions:
This is a set that really does not impress you out of the box. Now this is not a bad trait to have. Since in terms of playback the set is actually quite good.
Bass: It's BA Bass, that should be enough said. It would be unreasonable to hold it to the same standards as a DD, but that is what most folks will truly desire after listening to this set. There is no slam, no major impact, more of a light tap to communicate that its there. This allows for some added dimensional depth to the replay however it does not allow for the fullness that you might get from other drivers. It's a BA thing, lets leave it at that. Immersion mode helps bring more out of it if you crave just that much more.
Mids: Pulled back however well balanced. This allows for other technicalities to come forward in front of the vocalist when needed and pull back otherwise. Female vocals on this set suffer due to this staging and may feel overly recessed.
Treble: Inoffensive, tight, smooth and detailed. Overall a very pleasant listening experience for everything. Nothing is going to feel shouty or piercing at any point.
Headstage/Soundstage: Massive, this is a set that really sets you into the center of an orchestra, with an almost surgical directional positioning. With this, playing games is not recommended especially when you pair it with the overall tuning of the set.
Overall tuning: Well balanced with a slightly recessed vocal range, held together by an "anti-shout" tuning style.
Technicalities: I found the be spot on, general detail AND micro retrieval is wonderful, again, that anti shout really helps bring it forward and center when needed but not overly so. Hence the layering performance of this set is really something special.
Packaging and Presentation: DUNU is known for their premium accessories and attention to presentation. So it is no surprise to find a similar level of fit and finish here as well as everywhere else in their lineup.
Cable: The DUNU Hulk Mini is a fantastic addition even if it may be a bit too heavy or stiff for some.
Case: The provided carrying case is well made and made for a very nice unboxing experience.
Tips: Tip selection is wide, featuring Candy Tips, SS tips and a standard generic pack of tips. Having the two "premium" options was a warm welcome and both offered a noticeable slightly different experience when it came to replay.
So why the 4 star?
To me, this set could have been at 5 at the $400-$450 dollar range. However the extra $100-$180 markup pushes it into a range of EST hybrids and some truly trend setting sets.
Final Verdict?
I love this set, even as a 4/5 and even with the rather not competitive price, the overall fit, finish, packaging, presentation and nonstandard tuning, let these have their own little niche. DUNU did not disappoint in terms of product, but they did disappoint, ever so slightly in terms of pricing. I understand their intentions of bundling the Hulk Mini cable and I respect the choice, but again, I would rather take a price reduction with a slightly lower quality cable, this will help place the set more competitively within the overall market.
Your order
Which countries do you ship to?
We are generally able to ship to most countries via Express Shipping, and many countries via Standard Shipping. You may clarify this with our team to check whether Standard Shipping is available to your country.
We cannot ship to addresses that are "PO boxes or APO/FPO".
*Note: Generally, we can only do Selected Shipping to India and Russia. We can only do Express Shipping to Africa, Argentina, Hawaii, Kuwait, Mauritius, Montenegro and Sri Lanka, to name a few.
This may be subjected to changes due to unpredictable issues such as Covid, war, and etc.
How much does shipping cost?
We have two shipping methods - Standard Shipping and Express Shipping.
Standard Shipping is free for most countries, while Express Shipping is 15-35USD depending on your country. If your order is over 270USD, Express Shipping is free*.
*This applies for most countries. However, large items such as headphones and desktop DAC/AMPs (e.g. HarmonicDyne G200, MUSICIAN MDP-2, and etc.) are excluded.
Shipping fees exclude import taxes or processing fees that may be applicable for your country. Linsoul is not responsible for such fees. Should you refuse to pay the tax/customs fees, shipping fees will still be deducted from the amount paid for thetwo-way freightcharges. The cost of the freight charges may be more than the amount reflected on your order due to tax and other miscellaneous fees.
Some parcels claimed to be “returned to the seller” may be destroyed by the post office or customs officers when buyers refuse to accept their parcels or fail to pay for their taxes.No refundwill be processed for such cases.Standard Shipping via YunExpress is a tax-inclusive option for some countries. However, Linsoul will not be responsible for additional administrative or handling fees charged by your local courier company or customs. Please kindly check this with your local customs.For certain remote areas, there may be additional charges via Express Shipping. We will contact you if there is a need to make additional payments. Please contact us before placing an order, should you have any queries regarding shipping.
How long does it take to receive the order after it is placed?
For in-stock products, your order will be shipped within 3 working days. You may check with our staff regarding the in-stock status of any products.
Customized items will take a longer time. Please contact our staff for more information.
On normal non-sale days, once your parcel has been shipped out:
- For Standard Shipping, it takes about 2-4 weeks for items to be delivered after shipping out. For some countries, it might take up to 2-3 months, depending on your country, its customs and other factors.* The duration for transit is something beyond our control. Linsoul will not be making refunds for such cases. Please consider an upgrade to Express Shipping or keep the waiting time in mind.
- For Express Shipping, it takes about 3-7 days for items to be delivered after shipping out.
*Note: Timings might be affected due to festive seasons or other unforeseen circumstances
What happens if the parcel has been shipped but not delivered?
First, kindly contact your local courier using the local tracking number.
If your parcel were to be in transit for at least 3 months, it may have been lost in transit.
For orders below $50USD, you may either opt for a one-time reshipment of parcel OR a full refund of the amount paid in cash via PayPal/Credit/Debit card.
For orders above $50USD, we will only process a 50% refund of your order paid in cash via PayPal/Credit/Debit card. Should there be any concern about Standard Shipping, you are encouraged to opt for DHL Express Shipping instead.
Customers are to bear the consequences and fees incurred, if the parcel was undelivered due to any of the following situation:
- Wrong address or phone number provided by recipient
- Recipient was uncontactable when courier company contacted
- Refusal to sign for the package by recipient
- Lost or damaged parcel because recipient opted for “no-signature delivery”
- Refusal to pay for the local tax/processing fee by recipient
- Refusal to provide supporting documents for custom clearance by recipient
Who will pay for the import tax/custom fees
Customers have to bear any form of custom/import/processing fees that are applicable for your parcel.
Should you be unwilling to pay for the fees and reject the delivery of the parcel, you will still have to pay for the shipping cost. Linsoul will only refund the amount of your order after deducting the two-way shipping fees incurred.
What shipping companies do you use?
We collaborate with these courier companies:
- Standard Shipping: 4PX, UBI, NinjaVan, and Yun Express
- Express Shipping: DHL Express, FedEx and SF Express
How do I get help for my order?
Cancellation or/and modification of orders can only be done manually via our staff, provided that our Warehouse Team has not processed your order.
As our Support Team might not be available during non-working days and weekends, please place your order wisely.
Should you really need to cancel or/and modify your order after purchase, please contact us via our support email (Support@Linsoul.com) or website chat. We will help you with the changes if that could be done.
In general, upon receiving your parcel, please confirm the contents of the package and ensure that the package is in good condition before signing for it. All customers are strongly advised to take an unboxing video of their parcel and packaging when opening their parcels and products.
For faulty/missing items, please send an email to support@Linsoul.com for after-sale services. The following details are required.
- Send an email to support@Linsoul.com with an appropriate Subject Title
- Provide your order number and state the issue clearly
- Attach photos and videos to show that your product is faulty/missing. Shipping details on the parcel packaging have to be clearly visible.
If the photos/videos provided are insufficient to prove the stated issue, we will enquire more. Once the issue has been confirmed, we will arrange for a replacement, partial refund or a full refund (where applicable). For incorrect products, Linsoul reserves all rights in deciding whether you need to return the incorrect item or not. Please kindly contact us via email first. Our team aims to review your email within 3 working days.
For other queries, the fastest way to contact us is via our website or Discord
Linsoul Audio will not be responsible for parcels that have been damaged during the transit process.
Do I get tracking details for my order?
After placing an order, you will receive the order confirmation email. After your order has been shipped out, you will also receive a tracking email. You can track your order via the tracking number online. Should you not have received the emails or face any difficulties tracking your order, please kindly contact us for support.
For more than 1 orders placed under the same account and shipping address, Linsoul will automatically combine the orders and ship them out via one tracking number. Should you have special requests to have the orders shipped separately, please kindly contact us via Discord or our website's chat. We will do our best to help.
How do I cancel my order?
Cancellation or/and modification of orders can only be done manually via our staff, provided that our Warehouse Team has not processed your order. Orders that have been shipped cannot be cancelled and modified.
As our Support Team may not be available during non-working days and weekends, please place your order wisely as support cannot be guaranteed for such requests.
Should you really need to cancel or/and modify your order after purchase, please contact us via our support email (support@Linsoul.com) or website chat. We will help you with the changes if that could be done.
Can I return an opened item?
Request a return within 30 days of delivery while the product is factory-sealed. Contact support for instructions before returning anything.
Where should I send the product for the return process?
To initiate the return shipment, kindly send an email to support@Linsoul.com within 30 days upon receiving the sealed product(s). The RMA form and details will be provided to you via email.
When must the product be returned after receiving the RMA form and details?
After receiving the return instructions from us via email, kindly arrange the return shipment of the parcel within 5 working days, and update us with the tracking link via email again. Failure to do so will result in a cancellation of the return process.
When will I receive my refund after returning the product?
In most cases, after receiving and inspecting the returned product, your refund will be processed within 5 business days. Refunds may incur a currency exchange loss or transaction fee, depending on your source of payment (e.g. Bank or PayPal). Linsoul will not be responsible for such fees.
What warranty applies?
Most products come with a 1-year warranty; cables and accessories have shorter or separate terms.
Processing Time
This product is currently in its pre‑order period. Pre‑orders apply to items not yet in stock, and shipping will begin once they arrive. Processing times are estimates only.
Pre-order Period:
- 5-10 working days
Note:
- No cancellation of orders once ordered.
- All orders to be shipped out sequentially.
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