Yinyoo TRI Star River in-Ear Monitors Earphones, Wired Earbuds Headphone IEM with 4 Tuning Modes,10mm High-Performance Beryllium DD, HiFi Stereo for Musician Singers (Green, 3.5mm plug)

Price: $86.52
(as of Feb 22, 2026 02:42:39 UTC – Details)

Brand: TRI
Model: Star River
Color: Blue/ Green
Impedance: 32Ω
Sensitivity: 110dB@1KHz
FR Range: 20-20Khz
Driver: Dual dynamic
Type: In-ear earphone
Cavity material: German imported resin
Interface: 0.78mm 2PIN
Plug: 3.5mm/4.4mm(plated with gold)
Cable material: Oxygen-free copper plated with silver
Cable length: 120CM±3CM
【Excellent HIFI Stereo Sound】10mm flagship Beryllium dynamic driver, Japan imported voice coil copper wire, highly-praised premium driver. Through careful R&D, Star River adopted new Beryllium dynamic driver to present unique timbre of Beryllium metal diaphragm and rich details. To maintain similar metal timbre of Beryllium and overall performance of the whole earphone driver, TRI customized a 6mm metal Titanium diaphragm to ensure more excellent high-frequency performance for Star River.
【Precision Dual Switches of Tuning, 4 Tuning Modes 】Star River adopted precision electronic crossover tuning switches. Four kinds of different styles can be achieved through enhancement effect to different units. Users can adjust based on personal preference. Professional in ear monitor headphones for singers drummers musicians.
【Skin-friendly Resin】Skin-friendly resin can effectively avoid allergy problem caused by material. The one-piece seamless molding process makes the cavity to be more complete. Benefited from the stable physical and chemical properties of resin, Star River can withstand challenge from different environment.
【Professional Ergonomic Design】Star River has applied professional big data model and achieved multi-dimensional pressure equalization design. This not only can provide comfortable wearing, but effectively avoid ear pressure problem caused by wearing posture or the shape of human ear.
【Good Quality Cable】5N oxygen-free copper plated with silver wire,Four-core litz braided structure.The plug is made of metal which can effectively improve the service life and appearance of product. Star River is optional from 3.5mm stereo plug and 4.4mm balanced plug. 12 month warranty and after-sales service. Please do not hesitate to contact us if there is any questions about products.