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HiFi Boy OS V3 IEM

HiFi Boy OS V3 IEM

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Product Description
One of the first IEMs from a manufacturer that’s still new on the scene, the HiFi Boy OS V3 is getting a lot of love from the audiophile community. It uses a triple-driver configuration with one ultra-high-frequency balanced armature, one high-frequency balanced armature, and one 7-millimeter dynamic driver with a magnetic composite diaphragm Read More


  • HiFi Boy
  • Driver unit: 2 balanced armatures, 1 dynamic driver
  • Impedance: 19 ohms
  • Sensitivity: 109 dB
  • Frequency response: 20 Hz–20 kHz
  • Cable length: 3.9 ft (1.2 mm)
  • Plug: ⅛ in (3.5 mm), rhodium plated
  • Cable: 5N OFC, silver plated 
  • Connector: 2-pin 0.78mm


  • Ear tips
  • Carrying case


Estimated ship date is June 11, 2020 PT.

Payment will be collected at checkout. After this product run ends, orders will be submitted to the vendor up front, making all orders final.

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