HiBy Yvain
Quad-BA Structure Per Side|3-way Electronic Crossover | Knowles Non-damper High Performance Bass | Sonion Customized Full-ranged BA | Knowles Hi-res Tweeter 3-way Independent Acoustic Chamber | Medical Level 3D Printing | Fine CNC Machinery Fully Enclosed Isolation Design | Ergonomic Earpiece Shape and Size | High Purity OCC Copper | Fully-balanced Litz Wire | 0.78 Two-pin Cable Socket | 26 db Noise-reduction
Best match: Yvain + HC1 plug for Cu4 and Cu4 Cable
Best match: Yvain + WG01 Wave Guided Liquid Silicone Eartips
 Click here to take a look at the review article as a reference
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