TANCHJIM X Effect Audio Force Flagship Wired Earphones 10mm+8.2mm 2DD Silver-Plated UP-OCC 2Pin IEM with Open-Back Acoustic & Air-Vent Structure Design, Lightweight, Low Distortion - 3.5/4.4mm/Type-C

★★★★★ 4.2 142 reviews

$90.00
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Product details

Management number 209157408 Release Date 2026/03/29 List Price $36.00 Model Number 209157408
Category
  • 【Hybrid Dual Dynamic Drivers with Composite Diaphragms】Adopting the DMT4 ULTRA dual dynamic driver. The PU suspension provides a flexible and elastic bass response while preventing harsh metallic coloration in the highs, resulting in a more natural and refined sound. The beryllium-coated dome offers high rigidity and low mass, enhancing high-frequency extension and detail. The titanium-coated dome effectively suppresses breakup vibration and reduces distortion during dynamic passages.
  • 【High-Precision Segmented Frequency Crossover Technology】With HPFD-Seg (High-Precision Frequency Division) technology, FORCE precisely controls the operating range of its 8.2mm and 10mm dynamic drivers within their optimal low-distortion performance window—closely matching the target amplitude-frequency response. During the crossover process, sensitivity loss is minimized to maintain high electro-acoustic conversion efficiency, with a total harmonic distortion (THD) is just 0.036% THD at 1kHz.
  • 【EFFECT AUDIO Co-Developed Cable】Developed by TANCHJIM and EFFECT AUDIO, this premium cable is based on NEOTECH’s UP-OCC (Ultra-Pure Ohno Continuous Cast) single-crystal copper technology. It features four strands of 26AWG silver-plated monocrystalline copper conductors, meticulously hand-braided for superior consistency and performance. The internal structure is acoustically tuned to enhance high-frequency clarity while maintaining a solid, full-bodied low end with deep, powerful extension.
  • 【Open-Back Acoustic Design】FORCE features a specially engineered open-back rear cavity, allowing reverse sound waves to interact freely with the surrounding air, effectively suppressing distortion. The result is a broader, more expansive soundstage—both horizontally and vertically—with improved high-frequency extension. Despite its open-back architecture, FORCE maintains excellent passive noise isolation and prevents sound leakage, delivering an open yet controlled listening experience.
  • 【Patented Air-Release Vent Design】FORCE features a patented air-release vent system that equalizes air pressure between the inner ear canal and the external environment through a precisely vented pathway. This eliminates the common “pressure-ear effect”, reducing eardrum pressure and allowing the listener to perceive sound with lower F0 sensitivity. Bringing a more natural and balanced listening experience, with improved reproduction of ultra-low frequencies and enhanced long-term comfort.
Color Silver
Impedance 17 Ohms
Brand Name TANCHJIM
Model Name Force
Style Name Updated Origin
Unit Count 1.0 Count
Item Weight 0.4 Kilograms
Manufacturer TANCHJIM
Model Number Force
Noise Control None
Control Method Touch
Earpiece Shape In Ear
Headphone Jack 3.5 mm Jack
Frequency Range 20 Hz - 20,000 Hz
Number of Items 1
Antenna Location Gaming
Audio Driver Type Dynamic Driver
Compatible Devices Laptops, Desktops, Gaming Consoles, Tablets, Telephones, Smart Speakers, Televisions, Cellphones
Enclosure Material Polyurethane (PU), titanium, beryllium
Additional Features DMT 4 ULTRA dynamic driver architecture, HPFD-Seg high-precision frequency domain crossover technology, open-back rear chamber
Warranty Description 12 month warranty
Age Range Description Adult,Kid
Connectivity Technology Wired
Headphones Ear Placement In Ear
Specific Uses For Product Entertainment, Gaming
Headphone Folding Features In Ear

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