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【JOOM Approved! Sold & Shipped by Trusted Japanese Sellers】
🔹 Operated by Verified Japanese Sellers – Approved by JOOM, our experienced Japanese sellers provide reliable service.
🔹 Direct Shipping from Japan – Carefully packed and promptly shipped straight from Japan.
🔹 Japanese-Standard Quality Control – Strict inspections ensure only high-quality products reach you.
🔹 About Included Manuals – If a manual is included, it will primarily be in Japanese. We recommend using image translation apps if needed.
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[10MM Flagship Beryllium Dynamic] Japan imported voice coil copper wire, highly praised excellent driver. After careful research and development and adjustment, Star river adopts a new generation of beryllium diaphragm, which has the unique tone and ultra-high detail display ability of beryllium metal diaphragm.
[6MM Titanium Diaphragm] In order to maintain the metallic sound similar to beryllium metal and the overall performance of the earphone driver as a whole, TRI customized a 6MM titanium diaphragm as a high frequency gain driver to achieve better high frequency output.
[Four Tuning Modes] Star river adopts precision electronic frequency division tuning switch, giving the earphones four kinds of tuning modes with different driver gain effects. Tuning switch: Balanced, low frequency reinforcement, for vocals, pop flavor
[Ergonomics Design] Adopting a professional big data model, it realizes a multidimensional pressure equalization design while providing comfortable wearing, effectively avoiding ear pressure problems caused by the wearing posture and the shape of the human ear. The skin-friendly resin has the effect of preventing problems such as allergies caused by the material.
[12 Month Product Warranty] If you purchase from our store, there is a 12 month product warranty (repair support). If a problem occurs within 12 months from the date of purchase, we will repair it free of charge. If you have any questions or requests regarding Yinyoo-JP products, please feel free to contact our customer support. We guarantee prompt response by our Japanese staff.
Brand: TRI Model: Star River Color: Blue/Green Driver: Dual DD Impedance: 32Ω Sensitivity: 110dB@1KHz Playback frequency band: 20HZ-20KHZ Housing material: Resin imported from Germany Cable: Oxygen-free copper silver wire Connector: 0.78mm 2PIN Plug: 3.5/4.4 gold plated
