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) KZ EDXS: High Performance 10mm Dynamic IEMs

The KZ EDXS are high-performance in-ear monitors with a 10mm dynamic driver. They have a distinctive three-dimensional metallic facade that enhances depth, and the auricular attachments are ergonomically contoured for comfort. The EDXS del…

KZ PR2: Real Planar Magnetic Driver In-Ear Monitor

The KZ PR2 is an entry-level in-ear monitor with a range of features and benefits, making it an excellent choice for anyone looking for high-quality, reliable earphones. It is equipped with a newly developed 13.2mm real planar unit and a 7…

KZ D-FI: Innovative Precise Tuning Method Dynamic IEM

D-Fi earphones have a customizable tuning system, dual-magnet dynamic driver, and high-purity silver-plated cable. They have a wide frequency response range and a full-metal 3D stereo design. The earphones also come with sound-isolating me…

(Chi-fi IEM Review) KZ ZS10 ProX: Excellent studio monitor-like sound

The KZ ZS10 ProX is a multi-hybrid driver model with relatively good damping characteristics, high transparency, good resolution, and above all, a monitor-like sound with high fidelity to the original sound, which is a clear indication tha…

(Chi-fi IEM Review) KZ EDCX: Bright dynamic sound with excellent detail and resolution, glossy and colorful

The KZ EDCX are a very low-cost IEMs that is capable of delivering sound with excellent detail and resolution. Its sound provides an enjoyable listening experience with enhanced dynamism, and it is bright with excellent visibility.

(Chi-fi IEM Review) KZ ZVX: Neat listening in-ear earphones with excellent sense of detail

The KZ ZVX offers excellent build quality at a very low price point, and in terms of sound quality, it is even more refined than the previous generation CCA CXS, with improved detail and transparency from the CXS, improved sound image cons…

(Chi-fi IEM Review) KZ Ling Long: Excellent build and package. Neutral tuning with deep bass and excellent sound image consistency.

The KZ Ling Long earphones are capable of providing a neutral-tuned sound signature with very smooth and consistent sound image. The package quality is also good, and it is certain to bring satisfaction beyond its price.

KZ ZVX: 10mm Dual Cavity Super Linear Dynamic Driver Earphones

The KZ ZVX is a new low-cost in-ear monitor (IEM) with a high-performance dynamic unit, ergonomic design, and high-purity OFC cable. It has a full-metal shell with an incredible appearance design and is available for $19.99 at Linsoul and …

KZ Ling Long: 1 DD Open-back HiFi In-Ear Earphones

KZ has released the KZ Ling Long, a drum-type in-ear monitor.

KZ AZ15: Upgraded Bluetooth 5.2 Wireless Ear-Hook

KZ has released its latest earhook-type true wireless re-cable, the KZ AZ15.

KZ & CCA, the standard brand of low-priced, cost-effective, and strongest multi-driver Chinese earphones, and their latest popular recommended models 2023

Knowledge Zenith, aka KZ Acoustics, is a reputable China-based manufacturer of HiFi Chinese earphones.KZ Acoustics features affordable, yet solid manufacturing quality, with a large number of drivers and high quality, high-resolution It is…

(Chi-fi IEM Review) KZ ZAR: Massive and dense

The KZ ZAR is a model that delivers a mellow neutral sound with a heavy and dense low-frequency leaning.

(Chi-fi IEM Review) KZ DQS: Dark neutral sound with deep low frequencies

The KZ DQS is an excellent IEMs that offers deep bass and a balanced, near-neutral sound signature at a low price.

KZ ZAR: High Performance 1DD+7BA Drivers In-Ear Earphones

KZ has released its latest flagship-class IEM, the KZ ZAR.

(Chi-fi IEM Review) KZ ZNA: Well-balanced neutral hybrid IEMs

The KZ ZNA is an excellent IEMs that offers a balanced, near-neutral sound signature at a low price.

(Chi-fi IEM Review) KZ PR1 Pro: Second generation of KZ planar type that improves on the lack of transparency of the previous generation

The KZ PR1 Pro is an attractive earphone with good range and original sound fidelity and accurate texture representation.

KZ SA08 Pro: 8 Balanced Armature Drivers True Wireless Earbuds

The latest KZ TWS, KZ SA08 Pro, has been released.

KZ ZNA: 1DD + 1BA Hybrid IEMs

KZ has released its latest hybrid IEMs, the KZ ZNA.

KZ H10: 40mm Titanium-Plated Diaphragm Dynamic Driver Headphones

KZ has released its latest wireless headphones with ANC, the KZ H10.

(Chi-fi IEM Review) KZ PR1 HiFi: Excellent original sound fidelity and range

The KZ PR1 HiFi is an excellent earphones in terms of sound balance with excellent range and original sound fidelity.

KZ Introduces PR1 Pro: Second-Generation Planar Magnetic Driver IEMs!!

Planar Magnetic Driver IEMs have been a hit this year. Different brands including LETSHUOER, DUNU, Celest, etc. have joined hands with the Planar Magnetic Driver Technology. A few weeks ago, KZ Acoustics, commonly known as KZ, also release…

KZ PR1 PRO: 2nd Generation 13.2mm Planar Magnetic In-Ear Earphones

KZ's progress never stops. They have released a new planar-driven IEM, the KZ PR1 PRO.

KZ EDCX: 10mm Dynamic Driver HiFi Wired In-Ear Monitor

The KZ EDCX, an ultra-low-cost IEM, has been released.

KZ PR1: 13.2mm Dual-Cavity Planar Magnetic Driver Earphones

KZ has released the KZ PR1 planar-drive IEMs.

Latest Best Planar Magnetic Chi-fi In Ear Monitors Collection

IEM manufacturing technology is advancing day by day, especially in the last few years, with technological innovations in materials and driver construction. This article features earphones with planar drivers, which are popular for their u…

KZ Joins Planar IEMs with PR1 Balanced & PR1 HiFi Edition Planar Magnetic Driver IEMs

2022 can be called the year of Planar Magnetic Driver IEMs. Most of the active brands have participated in the party with their own share of Planar IEMs such as the 7Hz Timeless, LETSHUOER S12/Z12, CCA PLA13, etc. Today, KZ Acoustics joins…

KZ ZS10 PRO X: Upgraded 1DD+4BA Hybrid Driver HiFi IEM

KZ's hybrid driver IEMs have been upgraded with the release of the KZ ZS10 PRO X.

(News) KZ AS16 Pro: 16BA Balanced Armature Units Earphones HIFI Bass In Ear Monitor Earphones

The KZ AS16 Pro, IEMs with eight balanced armature drivers per side, has been released.

(News) KZ GP20: 2.4Ghz Wireless Bluetooth Gaming Headset

KZ has released its latest gaming headset, the KZ GP20.

(News) KZ ESX: 12MM Dynamic Bass Earbuds In Ear Monitor

KZ has released the latest single dynamic driver IEM "KZ ESX".