Professional Stage-Tuned Hybrid Architecture

Designed for stage performance and high-fidelity listening, EUIU UI-05 features a 2DD + 3BA hybrid driver configuration with a precisely tuned 3-way crossover system. Combining coaxial dual dynamic drivers with custom balanced armature units, UI-05 delivers powerful bass, natural vocals, smooth treble extension, and accurate sound reproduction for professional monitoring and daily Hi-Fi enjoyment.

Self-Developed Coaxial Dual Dynamic Driver System

UI-05 adopts an innovative coaxial opposite-facing dual dynamic driver structure. The low-frequency section combines a front-mounted 6mm titanium-plated diaphragm driver and a rear-mounted 10mm biological diaphragm driver, achieving synchronized sound emission from the same acoustic axis. This design effectively reduces phase distortion, improves frequency consistency, and creates a more precise and natural soundstage.

2DD + 3BA Three-Way Crossover Tuning

The carefully engineered hybrid configuration assigns each driver to its optimal frequency range. Dual dynamic drivers provide deep, elastic bass with strong impact, while custom dual high-frequency balanced armatures and one mid-frequency balanced armature reproduce detailed vocals and instruments with excellent clarity. The three-way crossover ensures smooth transitions between frequency bands and maintains a coherent, realistic presentation.

Immersive Sound with Natural Resolution

UI-05 is tuned to deliver a balanced and authentic sound signature. The low frequencies provide powerful extension without overwhelming the mids, vocals remain rich and expressive, and the treble offers smooth detail retrieval without harshness. The result is a spacious and immersive listening experience suitable for stage monitoring, studio use, and Hi-Fi music appreciation.

Nebula-Inspired Premium Design

The faceplate features a unique nebula-inspired texture with layered flowing patterns and sparkling details resembling stars in deep space. Combined with elegant metallic edges, the design creates a refined visual identity that matches the advanced acoustic engineering inside.

Gold-Plated Hybrid Braided Cable

UI-05 comes equipped with a high-quality hybrid braided cable constructed from alloy copper and gold-plated alloy copper conductors. The 8-strand precision braided structure improves signal transmission, reduces interference, and preserves sound transparency. The flexible design provides excellent durability, low microphonics, and comfortable daily use.

Comfortable Stage-Ready Fit

Built for long listening sessions and professional monitoring, UI-05 uses an ergonomic in-ear design that provides a secure fit during movement. The lightweight structure and flexible cable reduce wearing pressure, making it suitable for stage performances, studio monitoring, and extended music enjoyment.

Technical Details

Driver Configuration
2DD + 3BA Hybrid Drivers (10mm + 6mm Coaxial DD, 2 Hi + 1 Mid BA)
Driver Type
Hybrid Driver IEM
Crossover
3-Way Crossover
Frequency Response
20Hz – 20kHz
Sensitivity
106dB/mW
Impedance
17Ω
Cable Material
4-Core Oxygen-Free Copper Hybrid Cable
Cable Structure
Gold-Plated Hybrid Braided Cable
Cable Interface
0.78mm 2-Pin
Plug Type
3.5mm
Inside the Box
  • 1 x EUIU UI-05
  • User Manual

30-Day Return Policy

You may return any non-customized product that is still factory sealed, within 30 days upon receiving it. For items that are damaged, incorrect, or faulty upon delivery, Linsoul will assess the issue and provide a solution accordingly.

1 Year Warranty

The EUIU UI-05 Comes with a 1 year warranty on In-Ear Monitors and 3 month warranty on the cable.

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