audio-sound @ hatena

An audio review & news blog. The volume should not exceed 80 dB is recommended. I usually adhere to the safe-listening style by WHO. Please note that my aural impressions and interpretations of measurements are also made from a safe-listening style.

(News) Yanyin Rosemary, hybrid Chi-fi IEMs with tuning switch, now available at Linsoul

Yanyin Rosemary

Yanyin Rosemary


Yanyin's Chi-fi IEMs with tuning switches, Yanyin Rosemary, are quietly gaining popularity among audiophiles, and Linsoul is now carrying them.



  • Unique Crystalline Cavity
  • 1 Dynamic + 8 Balanced Armature Driver Combination
  • 2 Tuning Switches, Changeable Collocation
  • Ergonomic Design
  • High Quality Single Crystal Copper Silver-Plated Cable




  • Driver: 1 dynamic + 8 balanced armature
  • Material: Hand-made earphone shell of medical resin
  • Frequency response range: 5Hz-22kHz
  • Input sensitivity: 108dB
  • DRC: 10Ω
  • Cable: 4 strands of graphite powder single crystal copper silver-plated cable
  • Pin: 0.78mm detachable cable design
  • Plug: 3.5mm



Unique Crystalline Cavity

The whole earphone is made of handmade crystalline cavity material, and every color match is thoughtful, natural and unique.



1 Dynamic + 8 Balanced Armature Driver Combination

The sound of the bio-diaphragm dynamic is loose and naturally, the low frequency is strong and flexible. The Bio-diaphragm dynamic driver can keep the bass attack and response fast and accurate. The balanced armature has beautiful sound quality, super resolution, excellent extensibility of ultra-high frequency balanced armature, and the frequency response range reaches 22kHz. The pair has got professional tuning adjustments to present a rich and lively sound with a clean background.



2 Tuning Switches, Changeable Collocation

Independent tuning with 2 switches, electronic 4-way crossover technology, less distortion and high playability, adjustable range covers all frequency bands. Responsible for the interval frequency band independently, cooperate with each other, the collocation is changeable, and the style is naturally switched. The painstaking technique has been applied to Canon, making the price-to-price ratio burst once again, allowing various styles of repertoire to be played with ease.

  • ON direction is on, number direction is off
  • Turning on switch 1 can increase the low-frequency atmosphere
  • Turning on switch 2 can improve ultra-high frequency extensibility


Ergonomic Design

The cavity is made based on large data of cochlea. It’s scientifically molded to fit the ear like an customized earbuds. Even with vigorous exercise, it will still securely fit in the ear. Comfortable for long time wearing as well.


High Quality Single Crystal Copper Silver-Plated Cable

Adopts 4 strands of graphite powder anti-interference single crystal copper silver-plated cable. The cable is relatively soft, and the stethoscope effect is not obvious.




Yanyin Rosemary is now available at Linsoul and other locations for $809.


Yanyin Rosemary

Yanyin Rosemary

Yanyin Rosemary