DUNU EST 112 - EST 112
DUNU EST 112 2 EST + 1BA + 1 Dynamic Driver Hybrid HiFi Audiophile In-ear Earphone
Material and design, everything is just right

The aerospace aluminum alloy five-axis CNC cuts a light and firm cavity, the stainless steel art panel is polished to be exquisite and shiny, the gentle and natural shape curve erases all the edges and corners, and the delicate matte transfers the wonderful touch from the fingertips to the heart.

Complex metal craftsmanship, pleasing design aesthetics

Each panel is meticulously carved, after several times of cutting, shaping, polishing, etching, sandblasting, cleaning, electroplating...just like handicrafts, it is beautiful and delicious.

Electrostatic, dynamic, balanced armature, one-time possession, one ear

DUNU's first Electrostatic, dynamic, and balanced armature hybrid earphones are integrated with three high-performance sound units. The superior structure is supplemented by precise adjustments, and the sound of the heavens blooms between square inches.

The air is within reach this time

The second-generation Sonion custom in-ear electrostatic unit, far exceeding the ultra-high frequency response of the balanced armature and the dynamic unit, is crystal clear, silky and stretched, and full of air. This time it is within reach.

Classic upgrade, performance is still strong

The third-generation double-sided beryllium-plated dynamic unit developed by DUNU, with a diameter of 13.5mm, a 9% increase in the response area of the diaphragm, a 20% increase in magnetic flux density, and a 13% reduction in diaphragm weight. It is lighter, larger, and easier to drive, bursts of surging mid- and low-frequency energy.

Delicate high-frequency sound effects, convey every trace of emotion

Knowles custom high-frequency independent balanced armature unit, with outstanding performance, injects full high-frequency energy, delicate high-frequency quality, and melodious feelings.

Comfortable wearing experience, long-lasting listening to beautiful notes

Combining the big data of the auricle and ear canal to design the finalized cavity model, it brings the listener a comfortable wearing experience, with the lightweight aluminum alloy material, smooth and delicate surface treatment, no need to worry, please enjoy it.

Limited space can also create infinite possibilities

The rear cavity adopts a semi-open design, and an upgraded version of DUNU's patented air charging loop system-A.C.I.S is installed to increase the air intake. With a powerful dynamic unit, the low-frequency dive and dynamic performance are more excellent.

High-quality wiring, pure and moist connection

Standard high-purity single crystal copper silver-plated cable (SUW02S) to ensure sound signal transmission, Litz structure, each conductor is covered with an insulating layer, pure and moisturized, and immediately connected.

Patented expansion pin for stable connection

Patented expansion pin, standard MMCX interface, widely compatible with earphones and cables using MMCX pin, and at the same time, it has higher reliability and longer service life than ordinary pins.

Only two seconds, multi-device switching

DUNU patented self-locking quick-change plug design. The package comes with a 3.5mm single-ended, 2.5mm balanced, 4.4mm balanced, fully compatible with mainstream portable standards, plug and play. By changing the TYPE-C detachable plug, it can also be turned into a TYPE-C digital earphone, which is convenient and quick.

Practical accessories, worry-free use

Storage bag, all kinds of eartips, cleaning brush, aviation plug.... There are many configurations, practical and abundant accessories, which are intimate for you and worry-free.


The white eartips are the official standard eartips. The sound is balanced and accurately restored, which is suitable for most music types.

Gray eartips are transparent eartips, which enhance high-frequency performance and enhance sound transparency. They are suitable for expressing female voices and some stringed instruments.

The black sponge cover is a memory foam soundproof cover, which improves the sound insulation performance, and the sound is smooth and full. It is suitable for eliminating some stimulating sound source burrs.

*The memory foam eartips need to be kneaded tightly before use, and then quickly placed in the ear canal to adjust to a comfortable position. The best effect can be achieved after the self-adaptive rebound filling.

The colored eartips are custom SpinFit eartips, which are comfortable to wear and suitable for people who have extremely strict requirements on wearing comfort.


Model: EST 112

Driver: 13.5mm 3rd double-sided beryllium-plated diaphragm + Knowles custom independent high-frequency balanced armature + 2 Sonion ultra-high frequency electrostatic units

Frequency response: 5Hz-40kHz

Impedance: [email protected]

Sensitivity: 110dB±[email protected]

THD: <0.3%@1kHz

Cable: 4 strands high purity single crystal silver-plated cable(DUW 02S)

Cable length: 1.2m±0.1m

Pin: patented expansion MMCX pin

Plug: patented dunu self-locking quick-switch modular plug system (3.5mm single-ended, 2.5mm balanced, 4.4mm balanced)

Net weight: 15 g




Will be shipped via DHL , TNT or FedEx such express service , If you have any question about the shipping ways , please feel free to contact us .

Pls leave us your telephone number when you pay .so we can ship out your item in the first time .

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Due to the impact of the COVID-19 pandemic, global international shipping will delays. The delay at our Hong Kong post office is very serious, so we have changed to other fastest or most efficient international shipping. Now the normal estimated delivery time may be delayed by about 1-2 weeks. In some countries where is higher free-tax rate, we will provide free courier service as much as possible.

Free Shipping

All listed items will be shipped though Registered Airmail with tracking number if there is no extra shipping method option listed or shipping description in the product page.

Economy shipping: Will be shipped without tracking number.

Registered Airmail : Will be shipped via such as Hong Kong post , Deutsche Post , Netherlands Post , Singapore Post, you can leave us a message if you have any requirement about the shipping method .

It will be shipped via Hong Kong Post by default, Europe countries can choose to be shipped via Deutsche Post or Netherlands Post, it is also FREE, pls leave us a message if needed.

Express service: Will be shipped via DHL/EMS/UPS/FedEx

  • Views: 3331
  • Brand: DUNU
  • Product Code: EST 112
  • Availability: In Stock
  • $489.99

Tags: DUNU EST 112