KZ AST: Professional In-Ear Monitor for Musicians

24 Unit Top-Level Configuration

Designed to provide an exceptional listening experience for musicians, the KZ AST redefines the range of auditory capabilities with its advanced features.

☑️ 12 Balanced Armature Combination per Side
☑️ 3-Channel Leading Tone Tube
☑️ Silver-Plated Cable
☑️ Electronic Crossover
☑️ Comfortable to Wear
☑️ Pluggable Design
☑️ Passive Noise Reduction
☑️ HD Microphone
☑️ Zinc Alloy Cover

Superior Sound Quality

The KZ AST is equipped with a high-frequency matrix BA combination, significantly enhancing high-frequency performance and revealing various details in the music.

Advanced Balanced Armature Technology

• First Upgrade: New 30017s balanced armature combination for rapid mid and high-frequency enhancement.
• Second Upgrade: New 30095s and 30019s balanced armature units for instant high-frequency improvement.
• Third Upgrade: New 29689s balanced armature unit for deep mid-frequency optimization.
• Fourth Upgrade: New 22955s balanced armature unit for powerful low-frequency energy, equivalent to three ordinary balanced armatures.

Rigorous Quality Standards

The KZ AST features a zinc alloy cover polished by five-axis CNC and professional craftsmen, creating a streamlined and technology-infused appearance. The precision of the ear shell reaches ±0.03 to ensure professional-grade quality.

Ergonomic Design

The KZ AST's contour curve matches the shape of the human ear cochlea, paired with soft silicone earplugs and an ear-hook design for long-term comfort. The smaller size and ergonomic design make it suitable for various wearing scenarios.

Pluggable Design and Superior Cable

The 0.75mm gold-plated pin insert and pull structure allow for practical ways to meet individual needs through cable replacement and upgrades. The 784-core silver-plated cable instantly improves sound quality, and a Bluetooth upgrade cable can convert it into a Bluetooth earphone.

Specifications

• Brand: KZ
• Model: KZ AST
• Sensitivity: 103dB
• Impedance: 30Ω
• Frequency Response: 10-40000Hz
• Line Length: 125±5cm
• Plug Type: 3.5mm
• Pin Type: 0.75mm
• Unit Types:
  • 50024s High-Frequency Matrix BA
  • 30019s High-Frequency BA
  • 29689s Medium Frequency BA
  • 22955s Low-Frequency BA
  • 30095s High-Frequency BA
  • 30017s Medium and High-Frequency BA Combination

Package Contents

• 1x Pair KZ AST Earphones
• 1x Silver-Plated Cable
• 3x Pairs of Silicone Ear Tips (S, M, L)
• 1x User Manual