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KZ
Knowledge Zenith
KZ ZAS Pro
Hybrid Technology
1DD +7BA Hybrid Driver HiFi Earphones

KZ ZAS Pro

Trusted by Artists
Built for Discerning and Critical Listeners
Lightweight and Highly Comfortable
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Punches Above Its Weight Sonically
Great Sound Separation
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Wide Frequency Range
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Great Sound Isolation
KZ ZAS Pro earphone close-upKZ ZAS Pro earphone close-up

Building on the KZ ZAS

KZ ZAS Pro is an audiophile IEM built on the foundation of the KZ ZAS, finding the sweet spot between reference-level clarity and a smooth sound signature perfect for extended listening. It maintains the powerful hybrid acoustic structure and refines overall listening performance, delivering detailed resolution, smooth tuning, and comfortable wearing for both focused listening and long music sessions.
KZ ZAS Pro exploded structure diagram

New Benchmark 7BA+1DD Hybrid Driver IEM

KZ ZAS Pro combines one dynamic driver and seven balanced armature drivers to create superior objective acoustic performance across a wide frequency range. This hybrid acoustic structure helps deliver powerful lows, natural mids, and extended high-frequency detail.
KZ ZAS Pro ultra-linear dynamic driver
The ultra-linear dynamic driver brings new resolving power in the low-frequency range, with deep-diving bass and rich layering.
KZ ZAS Pro 30019BA driver structure
The 30019BA handles sounds in the mid-high frequency range, ensuring that the timbre of vocals and various instruments remains true and natural.
KZ ZAS Pro 31736BA drivers
The 31736BA drivers excel in delivering high-frequency and ultra-high-frequency sounds, capturing every nuanced detail.

Three-Way Crossover Acoustic Chamber Design

The PCB board is added to bring out the full potential of all drivers, bringing greater clarity, smoothness, and refinement to vocals and instrumental details. The three-way crossover design more accurately assigns different frequency bands, allowing KZ ZAS Pro to present a more balanced and coordinated sound performance.
KZ ZAS Pro crossover chamber design

Accurate Frequency Response

Through subjective tuning, which takes into account the actual coupling of the ear canal and user preferences, the KZ ZAS Pro delivers exceptional sound quality with dynamic and accurate timbre and imaging. The carefully adjusted frequency response helps balance musical detail and smooth listening, allowing vocals, instruments, and soundstage positioning to be presented with better clarity and naturalness.
KZ ZAS Pro frequency response graph

Professional Sound Isolating Technology

KZ ZAS Pro eliminates distractions and blocks external noise by up to 37 dB, bringing a quieter and more focused listening experience. Effective physical sound isolation helps protect hearing by reducing the need to raise the volume in noisy environments.
KZ ZAS Pro 37dB noise isolation
0.78mm 2-Pin Interchangeable Cable Design
KZ ZAS Pro adopts a 0.78mm 2-pin gold-plated plug-in design, allowing the cable to be replaced or upgraded for different usage scenarios. This flexible structure gives users greater freedom to pair the earphones with different cables and wireless modules based on their listening needs.
KZ ZAS Pro silver-plated cable
8-Strand Silver-Plated Cable
Stable signal transmission for clear and detailed sound.
KZ ZAS Pro transparent cavity
Precision Acoustic Structure
Pure original sound with skin-friendly wearing comfort.
KZ ZAS Pro 2-pin cable design

Superior Fit & Comfort

KZ ZAS Pro is lightweight, comfortable, and equipped with a flexible memory cable that naturally contours around the ear. With soft silicone ear tips and a secure in-ear fit, it is designed for long listening sessions and practical use by musicians, live producers, and front-of-house engineers.
KZ ZAS Pro worn by musician

High Elasticity Liquid Silicone Ear Caps

KZ ZAS Pro uses high-elasticity liquid silicone ear caps for a comfortable fit across different ear shapes. The soft and snug structure helps improve noise isolation, wearing stability, and soundstage layering during long listening sessions.
  • Reliable Noise Isolation
  • Soft and Snug Wearing
  • Expansive Soundstage
  • Clear Layers
KZ ZAS Pro comfortable in-ear fit
New Liquid Silicone Ear Caps
Lighter, softer, and more comfortable to wear with an anti-slip inner wall design.
KZ ZAS Pro silicone ear tips
New Liquid Silicone Ear Caps
Lighter, softer, and more comfortable to wear with an anti-slip inner wall design.
KZ ZAS Pro ear tips sizes

Exquisite and Luxurious Craftsmanship

Brand-New Dazzling Color Scheme
KZ ZAS Pro is made of high-transparency and high-strength polycarbonate (PC) material with a frosted surface treatment. It is paired with a CNC precision-carved aviation-grade aluminum frame, maintaining a lightweight wearing experience. The cover exhibits a purple-to-light-green gradient iridescent luster under different lighting conditions.
KZ ZAS Pro silver and black colors
Black
Silver

Package Contents

  • KZ ZAS Pro HiFi Earphones ×1
  • Earphone Cable ×1
  • Soft Silicone Ear Tips ×3 Pairs
  • Product Card ×1
  • Packaging Box ×1
KZ ZAS Pro package contents

Specifications

Model
KZ ZAS Pro
Frequency response range
20-40000Hz
Sensitivity
106±3dB/mW@1KHz
Impedance
21Ω
Pin Type
0.78mm
Plug Type
3.5mm
Wearing method
Ear-hook style
Wire length
120±5cm
Wire material
8-strand 200-core silver-plated wire
KZ ZAS Pro Silver
KZ ZAS Pro silver
KZ ZAS Pro Black
KZ ZAS Pro black
Contact information
Service Hours:9:00-21:00
Service Hotline
177-2238-3014
177-2238-3024
B2B cooperation
sales@kzhifi.com
Privacy policy
Address
2nd Floor, Building A, Longchang MicroPort Park, No.26 Hantang Street, Gutou Community, Dongcheng, Dongguan, Guangdong, China