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  • Stock: In Stock
  • Brand: DUNU
  • Model: VULKAN
Product Views: 4737

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DUNU VULKAN 4BA+ 2 Dynamic Driver Hybrid  MMCX HiFi Audiophile Inner-Ear Earphone IEMs


Coaxial heterogeneous dual dynamic

Knowles custom 4 balanced armature

Acid etched three-dimensional texture panel

Q-Lock PLUS Quick-Switch Modular Plug System

High purity OCC silver-plated Litz cable

Etched, acid etched three-dimensional textured metal panel

The VULKAN panel incorporates DUNU’s many years of metal craftsmanship. The entire stainless steel has undergone CNC fine cutting, grinding, polishing, sandblasting, cleaning, electroplating, and then using acid to etch a concave and convex three-dimensional texture and exquisite.

Tactile, all-metal cavity with delicate touch

The aluminum alloy five-axis CNC fine-cuts a light and strong all-metal cavity, the warm and natural curve erases all edges and corners, and the delicate matte surface transmits the wonderful touch from the fingertips to the heart.

Structure, the new two dynamic 4 balanced armature structure lays a natural balance

The new six-unit hybrid structure, coaxial heterogeneous dual dynamic and four Knowles custom balanced armature, injecting DUNU's nearly 10 years of hybrid tuning experience, captures the finer details of the music, and presents a natural and balanced high quality smoothly sound.

Different, similar, coaxial heterogeneous diaphragm dual dynamic unit

The ECLIPSE structure flexible suspension edge polymer foam composite dome dynamic unit with large stroke and wide dynamic, together with the Nano-titanium crystal diaphragm dynamic unit with rapid response and rich details, jointly achieves accurate response, clear and shocking mid-low frequency sound.

Transparent, two ultra-high frequency balanced armature show gorgeous sound

Two high-performance ultra-high frequency balanced armature units (composite) custom by Knowles, the detailed and gorgeous ultra-high frequency effect jumps out, please enjoy this transparent natural sound.

Smooth, smooth and natural multi-unit tuning

Precise and reasonable design and regulation, to achieve smooth and natural overall tuning, smooth and excellent frequency response, VULKAN has a strong restoration ability, which can satisfy the comfortable listening of a variety of music.

Boost, A.C.I.S 

The enlarged rear air intake channel is directly connected to the DUNU patented A.C.I.S air booster circuit system to increase the intake air volume. With the heterogeneous dual dynamic unit, the details of the ultra-low frequency are richer, and the diving and dynamic performance is effectively improved.

Fully compatible, patented Q-Lock Plus detachable plug system

DUNU's patented Q-Lock Plus detachable plug system, comes with 3.5mm single-ended, 2.5mm balanced, 4.4mm balanced plugs in the package, fully compatible with mainstream portable standards, plug and play. By changing the type-C/Lighting detachable plug, it can also be directly inserted into the mobile phone, which is convenient and fast.

*Patent number: ZL201821202295.0

Conduction, standard high-quality cable

DUNU has equipped VULKAN with a high-quality connecting cable DUW 02S, high purity OCC silver-plated cable, Litz structure, which fully guarantees signal transmission. At the same time, it uses a four-core design, natively supports balance, and cooperates with the Q-Lock Plus detachable plug system, enjoy high-quality music.

Transparent eartips

Wide tube with colors: improve high frequency and enhances transparency, suitable for vocal and stringed instruments.

Balanced eartips

Gray cover: The sound is balanced and accurately restored, suitable for most music types.

Atmosphere eartips

Red and black set: enhance low frequency, better atmosphere, suitable for expressing all kinds of popular music.



Driver: 2 custom Knowles mid-high independent balanced armature + 2 custom Knowles ultra-high balanced armature + 8mm Cross-Linked Polyethylene Structural Foam Cell Dome with Soft Independent Surround + 8mm Nanocrystalline Titanium-Coated Diaphragm

Frequency response: 5Hz-40khz

Sensitivity: 109dB±1dB@1kHz

Impedance: 15Ω@1kHz

THD: <0.3%@1kHz

Cable: 4 strands high purity OCC silver-plated Type 1 Litz cable (DUW-02S)

Cable length: 1.2m ±0.1m

Connector: Patented Catch-Hold MMCX Connector

Plug: Patented Q-Lock PLUS Quick-Switch Modular Plug System



DUW 02S high purity OCC silver-plated cable

Transparent eartips(S/M/L)

Balanced eartips(S/M/L)

Atmosphere eartips(S/M/L)

Plugs: 3.5mm single-ended, 2.5mm balanced, 4.4mm balanced

Clean brush

Storage box


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Economy shipping: Will be shipped without tracking number.(because of the covid-19 affects, economy airmail parcel is easy to lose, pls place the order by choosing registered airmail, or you purchase one more product , we can send together via registered airmail)

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