Dual dynamic driver architecture delivers powerful bass, detailed mids, and sparkling treble for a cohesive, high-resolution sound
Open-back design with fine steel mesh minimizes internal reflections and ear pressure, reducing listening fatigue
Custom silver-plated UP-OCC copper cable enhances signal purity and electrical conductivity for improved audio quality
Built-in DSP and 5-band parametric EQ allow precise sound customization via Tanchjim's official tuning app
Ergonomic medical-grade resin shell and pressure-balanced eartips ensure all-day comfort and a secure fit
Summarized by Shop
Precision Engineering from Two Legends
TANCHJIM and EFFECT AUDIO have come together to co-develop FORCE, combining TANCHJIM’s mastery of acoustic engineering with EFFECT AUDIO’s cable craftsmanship. Every part of the FORCE, from its custom dual dynamic drivers to its signature silver-plated cable, was born from deep collaboration. This
Drivers
8.2 mm beryllium-coated mid/high (DTM4 Ultra), 10 mm titanium-coated bass
Frequency Response
8 Hz – 48 kHz
Sensitivity
120 dB (1W/1m)
Impedance
17 Ω
Cable
Effect Audio silver-plated UP-OCC copper, 1.2 m length