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) HiBy Lasya: Latest Single Dynamic Driver IEMs with CIEM Styled Comfortable Housings

HiBy Lasya

HiBy Lasya


During their latest launch event held recently, HiBy has released two new products to be added to its ever-growing range of HiFi audio products. They have released the much-awaited R5 Gen 2 Class A digital audio player. Along with the R5 Gen 2 Digital Audio Player, we have also got a brand new set of single-dynamic driver IEMs, presenting you the amazing HiBy Lasya. Lasya here houses a 10mm carbon nanotube diaphragm dynamic driver that has been professionally adjusted to present excellent clarity and details. The pair is tuned to bring the best resolution and clarity for vocals, especially female vocals with the set are simply exceptional to listen to. Crafted with high-quality epoxy resin material, HiBy has designed the shells here in the shape of a CIEM model, ensuring a super comfortable wearing experience for its users. HiBy Lasya is launched officially for 199$.



  • Carbon Nanotube Diaphragm Dynamic Driver.
  • Professional tuning.
  • Mesmerising vocal performance.
  • CIEM styled ear shells.
  • Ventilated acoustic design.
  • Multiple color variants.
  • High-purity OCC copper cables with MMCX connectors.
  • Includes two cables, Single-Ended 3.5mm + 
  • 4.4mm Balanced.
  • High-quality accessories.
  • Hi-Res certified.



  • Impedance: 32Ω±5%.
  • Sensitivity: 108dB.
  • L&R Channel Balance Tolerance: ≤2dB.
  • THD+N: ≤2%.
  • Frequency Response Range: 20Hz-40kHz.
  • Weight: 4.3grams(each ear shell).


Professional Tuning Adjustments For Outstanding Vocals

HiBy has professionally adjusted the mid and high-frequency response with the Lasya. Vocals, especially female vocals burst out with life with crazy details and resolution. Pretty sure you are gonna love the excellent clarity for vocals and instruments with the HiBy Lasya.


Powerful Sound With 10mm CNT Diaphragm Dynamic Driver

HiBy Lasya adopts a 10mm dynamic driver unit configuration with a carbon-nanotube diaphragm coil. With the professional tuning expertise of HiBy’s acoustic team, the pair is tuned to deliver a power-packed performance with detailed vocals, fast bass response, and energetic, lively treble frequency response. The internal wiring inside the driver cavity is done using OCC copper and soldering is done with gold-silver alloy to ensure high-end performance with the set.


High-Quality Resin Cavities Designed In A CIEM Style

HiBy has studied an untold number of 3D scans of ear canals, conches, and other outer ear structures. They have optimized the shape and style of the cavities here to match those of CIEM-style housings. The pair is designed to keep comfort a priority for the listener. HiBy Lasya has premium resin cavities with a professionally ventilated design. The pair is ideal for extended listening sessions with its comfortable wearing experience.


Multiple Color Choices

The design of Lasya matches its lively sound performance. The pair here is available in multiple color options including a beautiful Green, a stunning purple, and bright sky-blue color options.


Bundled With Premium Set Of Accessories Including Two Cables

HiBy packs a bunch of high-quality accessories with the Lasya. This includes plenty of ear tips, a customized earphone carries case, and two high-purity OCC cables. Lasya includes two cables in its package, both are high-purity OCC copper cables with one having a single-ended 3.5mm termination while the other having a 4.4mm balanced termination.


Pricing & Availability

HiBy Lasya is launched worldwide with for 199$. Check out more details here.


HIBy Lasya

HIBy Lasya
HiBy Lasya