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) LZ A4 Pro: Latest Quad Driver Hybrid IEMs With Mixed Dual Adjustable Tone Design

LZ A4 Pro

LZ A4 Pro


LZ HiFi Audio is a well-recognized name in the HiFi audio market mostly known for its high-resolution IEMs.


Today, LZ has introduced its latest pair of quad-driver hybrid in-ear monitors, the LZ A4 Pro. A4 Pro has a combination of three high-performance Knowles BA drivers and a CNT diaphragm dynamic driver. It has a mixed dual adjustable tone design with replaceable tuning nozzles and replaceable cavity tuning holes both of which allow the users to adjust the sound output as per their preference.


LZ A4 Pro is available at an attractive price of just 259$, check out more details here.


LZ A4 Pro



  • Quality performance with hybrid Quad-driver configuration(per side).
  • Three high-performance Knowles BA drivers.
  • One dual-cavity CNT diaphragm dynamic driver.
  • Four sets of replaceable tuning nozzles.
  • Three sets of cavity tuning holes.
  • 3D-printed resin cavities with designer face covers.
  • 0.78mm 2-pin connectors.
  • High-purity Graphene, Copper, Silver Alloy Cable.
  • Impedance: 26Ω.
  • Sensitivity: 112dB/mW.
  • Frequency response range: 20Hz-20kHz.
  • Channel error range: ±0.5dB.
  • THD+N: <1%.


LZ A4 Pro


Designed With Perfection

LZ A4 Pro is the sub-flagship IEM in LZ’s lineup. But that doesn’t limit its performance or build by any means, you get an extraordinary performance with beautiful exquisite earpieces, rich sound quality, and a comfortable wearing experience. Upgrade the way you listen to your favorite music with the brand new LZ A4 Pro.


Powerful Dynamic Driver For Impactful Lower End

LZ has equipped A4 Pro with a powerful dual-cavity dynamic driver featuring CNT(Carbon Nano Tube) Diaphragm coil. This driver is tuned to produce a deep, impactful bass response with full-bodied slams and thunderous sub-bass rumble that will complement the other frequencies well and present the users with an engaging sound.


LZ A4 Pro


Premium Knowles Balanced Armature Drivers

LZ has equipped the A4 Pro with three high-performance Knowles Balanced Armature drivers where two drivers produce high-resolution mids and one driver produces a smooth, non-fatiguing high-frequency response. They deliver quality performance with high-resolution clarity and rich detailing.


Mixed Dual Adjustable Sound Design

LZ A4 Pro offers multiple tuning options to make the pair sound exactly how we want it to sound. It comes with three pairs of replaceable cavity tuning plugs and four pairs of replaceable ear nozzles. They allow the user the adjust the output as per their sound and taste.


LZ A4 Pro


3D Printed Resin Ear Shells

LZ has designed the ear shells for A4 Pro using a high-end 3D printing process. They are made up of high-quality skin-friendly resin material. They are lightweight and sturdy ensuring a comfortable fit for most users.


High-Quality Hybrid Cable For High-Quality Performance

LZ A4 Pro is equipped with an 8 strand graphene copper-silver alloy cable. These materials are finalized after deep research to ensure quality performance with the A4 Pro. The cable here has 0.78mm 2-pin connectors so that users can switch between cables as per their requirements.


Price & Availability

LZ A4 Pro is available with our store for just 259$. Check more details here.


Purchase link