SKU: 86297692113

DUNU x KOTO ITO 2DD+2BA Hybrid Drivers IEMs

Sale price$170.99 Regular price$189.99
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Description

DUNU x KOTO ITO 2DD+2BA Hybrid Drivers IEMsFeatures: >2DD+2BA Driver Hybrid IEMs. >Designed in Collaboration with Kaji Kaji(Famous Japanese Headphone Reviewer. >10mm Composite Bio Diaphragm Driver+8mm Composite LCP Diaphragm Driver. >Two Customized High Performance Balanced Armature Drivers. >Bold, Full Bodied Sound Signature. >Perfectly Tuned for Different Genres of Music. >Three Types of Silicone Ear Tips. >High Purity 4 Core Single Crystal Copper Cable. >Patented Q Lock Quick Switch

Features:-

>2DD+2BA Driver Hybrid IEMs.

>Designed in Collaboration with Kaji Kaji(Famous Japanese Headphone Reviewer.

>10mm Composite Bio-Diaphragm Driver+8mm Composite LCP Diaphragm Driver.

>Two Customized High-Performance Balanced Armature Drivers.

>Bold, Full-Bodied Sound Signature.

>Perfectly Tuned for Different Genres of Music.

>Three-Types of Silicone Ear Tips.

>High-Purity 4-Core Single-Crystal Copper Cable.

>Patented Q-Lock Quick Switch Interchangeable Termination Plug Design.

Technical Specifications:-

>Impedance: 37Ω@1kHz.

>Sensitivity: 105dB/mW.

>Frequency Response Range: 5Hz~40kHz.

>THD+N: <0.5%@1kHz.

>Weight: 6.5g Per Side.

HiFiGo initiated the collaboration with the Top Japanese Headphone YouTuber(Kaji Kaji) and DUNU, forming an amazing pair of quad-driver hybrid IEMs, the DUNU x Koto ITO. The pair boasts a lively, full-bodied sound signature that complements different genres of music altogether. Taking in the Vision of Koto and the acoustic design expertise of DUNU, ITO promises a highly versatile sound tuning. It adopts a 2DD+2BA driver setup featuring one 10mm composite bio-diaphragm material dynamic driver along with an 8mm composite LCP diaphragm dynamic driver unit. This dual-DD setup is supported by two customized high-performance balanced armature drivers. Prepare yourself to hear the expert sound finely adjusted by the sound vision of Koto and feedback from the audiophiles from the Canjam Singapore event. Experience the DUNU x KOTO ITO to hear a pure high-fidelity sound!!

The Complete Back Story:-

DUNU is widely recognized as one of the finest brands in the HiFi audio market, Kaji Kaji, also known as Koto, is a top Japanese Headphone content creator. HiFiGo initiated the collaboration between DUNU and Koto to design a high-performance yet affordable IEM. The plan initially began back in November 2024, guided by the unique vision of Koto, acoustic expertise by DUNU, and honest feedback from audiophiles during Canjam Singapore, the pair underwent five tuning revisions across six months. The result is here, DUNU x KOTO ITO, a brilliantly designed, finely-tuned pair of IEMs that brings a musical, rhythmic sound to its listeners.

A Quad-Driver Hybrid Setup:-

At the heart of DUNU x Koto ITO, we have a quad-driver hybrid setup featuring dual dynamic drivers and dual balanced armature drivers. The dual-high-performance dynamic drivers feature flexible surrounds housing a 10mm composite bio-diaphragm driver for deep, impactful bass response and one 8mm composite LCP-diaphragm driver that covers the mid-bass region and accurate mid-range frequencies. Additionally, we have two customized high-performance balanced armature drivers that deliver great clarity and resolution in the treble and ultra-high frequencies. Both Treble and Ultra-high frequencies feature independent balanced armature drivers for high-resolution sound reproduction.

Finely-Tuned For Immersive Sound Profile:-

DUNU X KOTO ITO is perfectly tuned for rhythm-driven genres like Rock, Hip-Hop, and Electronic. The dual-DD setup delivers a solid bass punch and rumble combined with a clean and articulated midrange. The lively presentation continues in the treble and ultra-high frequencies as well, with a professionally implemented and finely-tuned dual-BA driver setup for the high-frequency region. DUNU x KOTO ITO packs clear, smooth vocals with a detailed three-frequency band.

Premium Stock Cable For High-Fidelity Sound Profile:-

DUNU x KOTO ITO comes bundled with a 4-core high-purity stock cable. It is made up of high-purity silver-plated single-crystal copper material in a 22AWG Litz braided structure. The cable ensures clean signal transmission and pure sound quality. It adopts DUNU’s patented Q-Lock Quick Switch interchangeable termination plug system with 3.5mm single-ended and 4.4mm balanced plug included in the package. It is the same high-purity LEO cable that DUNU bundles with the highly-acclaimed DUNU DaVinci IEMs.

 

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
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SKU: 86297692113

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4.8 ★★★★★
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Turvell Howard
Cuba, US
★★★★★ 5
Nice chew toy for daily pet pastime
Color: Orange
Saw this ball and picked it for my neighbor’s pet. Multiple play modes keep dog engaged all the time. Tough material stands regular biting well.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 26, 2026
B
Verified Purchase
bellastars4949
Whiting, US
★★★★★ 5
Great interactive toy for energetic dogs
This ball has been a great way to keep my dog entertained, especially when I can’t play nonstop. The movement really grabs their attention, and the 3 play modes are a nice touch depending on how energetic your dog is feeling. It works well both indoors and outside, and my dog loves chasing it around. It's not noisy at all and has thicker material so it cannot be easily chewed or ripped. The E-TPU material feels durable and has held up well so far, even with pretty rough play. It’s easy to use, simple to switch modes, and keeps my dog busy for a good amount of time without getting bored. Definitely a fun and engaging toy for medium to large dogs, especially if they need extra stimulation. Would recommend for supervised play!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 14, 2025
M
Verified Purchase
Melissa Elie
Lexington, US
★★★★★ 5
Keeps him entertained!
My dog loves this ball! It's very durable, I love how it moves and jumps aorunf on it own keeping my dog entertained. The battery life is great, I have no complaints. It's very quiet also.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 3, 2026
E
Verified Purchase
Eric K
Lexington, US
★★★★★ 4
Keeps the dog occupied
The ball seems to work fine. My only complaint is that it’s a little loud.
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Reviewed in the United States on June 9, 2026
P
Verified Purchase
pk
Lowell, US
★★★★★ 3
Noise, but Has Good Qualities as Well
I bought this for my German Shepherd (117lbs). He is interested and will play with it for at least 15 minutes before moving onto other toys. The movement is great. Quite sporadic which keeps my dog guessing which way it will roll. Drawback: The sounds made by the ball while enabled are quite loud and can get annoying to us humans after a while. Heaven forbid if it gets stuck when it was in a movement mode...Continues to Buzz loudly until "rescued". My Shepherd likes to chew like any other dog. The pressure on his mouth is tremendous. This ball takes it. The size is also key. Large enough to not be a choking hazard for big mouths. So safety is apparent. The material allows a lot of "slobber", but seems to either wick it away (to where - haven't a clue). If I handle it - it is miraculously dry. This would be the perfect toy if the noise level wasn't nearing "10".
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 12, 2026

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