Elevate your in-ear monitors (IEMs) to a new level of audio excellence with the YONGSE Koi Fish upgrade headphone cable. This premium replacement cable combines high-purity silver conductors with advanced Litz construction for superior signal transmission, reduced skin effect, and exceptional sonic performance.
Handcrafted with audiophile-grade materials, the Koi Fish delivers clearer highs, smoother mids, and tighter bass while improving overall soundstage depth and instrument separation. Its lightweight, flexible design ensures comfortable daily use without microphonics or tangling.
YONGSE Koi Fish Pure Silver Litz Upgrade Headphone Cable – 16 Cores HiFi IEM Earphone Cable
Available Plug Options: • 3.5mm Single-Ended • 4.4mm Balanced (recommended for maximum performance)
Perfect for most 0.78mm 2Pin IEMs including brands like Moondrop, Tangzu, 7Hz, KZ, TRN, and many others.
Why Choose the YONGSE Koi Fish Silver Upgrade Cable?
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Premium Pure Silver Construction — 16 cores of Litz 29AWG pure silver gold-plated combined with 28AWG 5N pure silver for ultra-low resistance and outstanding conductivity.
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Litz Wire Technology — Multi-strand Litz design minimizes skin effect and proximity effect, resulting in cleaner, more accurate signal transmission across the entire frequency range.
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Enhanced Sound Performance — Expect improved resolution, wider soundstage, better dynamics, and more natural timbre compared to stock cables.
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Comfortable & Durable — Approximately 1.2m length offers ideal portability. Soft, supple braiding reduces tangling and microphonics for all-day listening comfort.
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High-Quality Connectors — Precision 0.78mm 2Pin connectors ensure secure, reliable contact. Gold-plated plugs (3.5mm or 4.4mm) provide excellent corrosion resistance and signal integrity.
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Elegant Design — Inspired by the graceful Koi Fish, the cable features a beautiful finish that looks as premium as it sounds.
Package Includes: YONGSE Koi Fish Upgrade Cable × 1 pc
Technical Specifications
| Specification |
Details |
| Brand |
YONGSE |
| Model |
Koi Fish |
| Conductor Material |
16 Cores Litz 29AWG Pure Silver Gold-plated + 28AWG 5N Pure Silver |
| Length |
About 1.2 meters |
| Connector (IEM side) |
0.78mm 2Pin |
| Plug Type (Source side) |
3.5mm Single-Ended or 4.4mm Balanced |
| Wire Structure |
Multi-core Litz braid |
| Package Content |
1 × YONGSE Koi Fish Cable |
Sound Benefits
The combination of pure silver and Litz geometry in the YONGSE Koi Fish cable brings noticeable improvements:
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Brighter, airier highs with extended treble detail and sparkle
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Cleaner, more textured mids for natural vocals and instruments
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Tighter, faster bass with better control and impact
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Wider & deeper soundstage for a more holographic listening experience
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Lower noise floor and reduced distortion for purer sound reproduction
Whether you listen to classical, jazz, rock, or electronic music, this pure silver upgrade cable helps your IEMs reveal more of the music hidden in your high-resolution files.
Who It's For
Ideal for audiophiles and music enthusiasts looking for an affordable yet high-performance upgrade to their stock IEM cables. It pairs especially well with neutral or bright-sounding IEMs that benefit from silver’s signature clarity and speed.





