JUZEAR x KOTO Nebula 1DD + 3BA + 1Planar Tribrid Drivers IEMs
Note: đEarly Bird Price:Â $119.99 (regular $129.99)
 Available June 8â15, 2026 â catch it before it flies away!
Features
>Advanced Hybrid IEM Co-Designed with KOTO.
>1DD+3BA+1 Micro-Planar Driver Setup Each Side.
>Artistic Phantom Nebula Face Covers.
>High-Precision 4-Way Crossover with 4 Independent Tubes.
>Advanced MACCD Multi-Layer Amorphous Carbon Composite Diaphragm Dynamic Driver.
>Custom-Developed Balanced Armature Drivers.
>Exquisite Treble with Micro-Planar Driver.
>High-Purity 6N OCC Silver-Plated 400-Core Stock Cable.
>Convenient 3.5mm+4.4mm Interchangeable Termination Plugs.
>Exceptional Vocals and Wide Spatial 3D Soundstage Presentation.
>Smooth, Natural Sound Tone.
Technical Information
>Impedance: 32Ω.
>Sensitivity: 110±1dB.
>Frequency Response Range: 20Hz~20kHz.
>Isolation: 26dB.
>Connector Type: 2-pin 0.78mm.
>Termination Plugs: 3.5mm+4.4mm.
Juzear welcomes the all-new âNebulaâ, a brand new pair of hybrid IEMs developed in a collaboration with KOTO, a famous Japanese reviewer. Drawing its conceptual and visual inspiration from the flowing light tracks of cosmic nebulas, the Nebula houses an advanced five-driver hybrid configuration (1DD+3BA+1Planar) meticulously tuned to deliver an immersive, spatial sound experience. By combining a specialized MACCD dynamic driver with customized balanced armatures and a unique micro-planar driver, the Nebula achieves a beautifully balanced, transparent sound presentation with deep, controlled bass and exceptionally rich vocals. Crafted to captivate both visually and sonically, the Juzear Nebula promises a solid sound response with a Spatial 3D soundstage and high information density that will take your music listening sessions to a whole new level. Enjoy your favorite melodies with a new level of performance with the Juzear Nebula!!
A Beautiful Collaboration
Juzear Nebula is a beautifully crafted IEM co-developed with KOTO, a famous name in the Japanese Audiophile Industry. It is an evolution of their highly acclaimed Defiant IEMs with an upgraded driver configuration and new tuning that brings life to your music. It packs in a natural tone with a wide, 3D soundstage and also focuses on delivering exquisite details across a wide frequency response range.
Captivating Cosmic Aesthetic
Juzear Nebula draws its inspiration from the Cosmic Nebulas. It features a breathtaking design on the face cover that truly lives up to its cosmic namesake. The face covers have an exquisite Phantom Color artistic pattern that is prepared by utilizing a sophisticated combination of laser-based layers, micro-jet printing, and Nebula colour refraction processes. This results in a captivating design that glows like a Nebula upon different light angles.
Advanced Five-Driver Architecture
Juzear has equipped the Nebula with an advanced five-driver hybrid configuration on each side. The pair packs 1 Dynamic driver, three balanced armature drivers, and one micro-planar driver. The pair utilizes a new MACCD(multi-layer amorphous carbon composite diaphragm) DD unit that promises punchy bass response. This DD unit is complemented by three custom BA drivers and one custom-developed micro-planar driver. Juzear has targeted high-resolution sound from each driver, ensuring a captivating sound experience with rich bass, dynamic soundstage, crisp, detailed vocals, and an immersive, huge soundstage.
High-Precision 4-Way Acoustic Crossover System
To get the best possible sound from each driver unit, Juzear has implemented a highly-precise 4-way acoustic crossover system on the Nebula. The crossover utilizes an advanced electronic crossover and 4-independent acoustic tubes. The dynamic driver is tasked with delivering quality lower-end with good reach and punchy slam, the BA drivers are tuned to deliver an exceptional clarity in the mid-high frequency band, and the micro-planar is tuned for an excellent reach and definition in the high-frequency band. Together these five-drivers deliver a crisp, high-resolution clarity that presents each genre with exquisite performance.
Flagship-Level Stock Cable
Juzear bundles the Nebula with a high-quality stock cable that punches way above its price class. The cable features a premium 6N OCC silver-plated wire conductor configuration with a massive 400-core count(100-cores per strand). These wires are protected by a durable PVC double-layer jacket. It adopts standard 0.78mm 2-pin connectors and features an interchangeable termination plug system with 3.5mm and 4.4mm plugs included in the package.
Note: đEarly Bird Price:Â $119.99 (regular $129.99)
 Available June 8â15, 2026 â catch it before it flies away!
Features
>Advanced Hybrid IEM Co-Designed with KOTO.
>1DD+3BA+1 Micro-Planar Driver Setup Each Side.
>Artistic Phantom Nebula Face Covers.
>High-Precision 4-Way Crossover with 4 Independent Tubes.
>Advanced MACCD Multi-Layer Amorphous Carbon Composite Diaphragm Dynamic Driver.
>Custom-Developed Balanced Armature Drivers.
>Exquisite Treble with Micro-Planar Driver.
>High-Purity 6N OCC Silver-Plated 400-Core Stock Cable.
>Convenient 3.5mm+4.4mm Interchangeable Termination Plugs.
>Exceptional Vocals and Wide Spatial 3D Soundstage Presentation.
>Smooth, Natural Sound Tone.
Technical Information
>Impedance: 32Ω.
>Sensitivity: 110±1dB.
>Frequency Response Range: 20Hz~20kHz.
>Isolation: 26dB.
>Connector Type: 2-pin 0.78mm.
>Termination Plugs: 3.5mm+4.4mm.
Juzear welcomes the all-new âNebulaâ, a brand new pair of hybrid IEMs developed in a collaboration with KOTO, a famous Japanese reviewer. Drawing its conceptual and visual inspiration from the flowing light tracks of cosmic nebulas, the Nebula houses an advanced five-driver hybrid configuration (1DD+3BA+1Planar) meticulously tuned to deliver an immersive, spatial sound experience. By combining a specialized MACCD dynamic driver with customized balanced armatures and a unique micro-planar driver, the Nebula achieves a beautifully balanced, transparent sound presentation with deep, controlled bass and exceptionally rich vocals. Crafted to captivate both visually and sonically, the Juzear Nebula promises a solid sound response with a Spatial 3D soundstage and high information density that will take your music listening sessions to a whole new level. Enjoy your favorite melodies with a new level of performance with the Juzear Nebula!!
A Beautiful Collaboration
Juzear Nebula is a beautifully crafted IEM co-developed with KOTO, a famous name in the Japanese Audiophile Industry. It is an evolution of their highly acclaimed Defiant IEMs with an upgraded driver configuration and new tuning that brings life to your music. It packs in a natural tone with a wide, 3D soundstage and also focuses on delivering exquisite details across a wide frequency response range.
Captivating Cosmic Aesthetic
Juzear Nebula draws its inspiration from the Cosmic Nebulas. It features a breathtaking design on the face cover that truly lives up to its cosmic namesake. The face covers have an exquisite Phantom Color artistic pattern that is prepared by utilizing a sophisticated combination of laser-based layers, micro-jet printing, and Nebula colour refraction processes. This results in a captivating design that glows like a Nebula upon different light angles.
Advanced Five-Driver Architecture
Juzear has equipped the Nebula with an advanced five-driver hybrid configuration on each side. The pair packs 1 Dynamic driver, three balanced armature drivers, and one micro-planar driver. The pair utilizes a new MACCD(multi-layer amorphous carbon composite diaphragm) DD unit that promises punchy bass response. This DD unit is complemented by three custom BA drivers and one custom-developed micro-planar driver. Juzear has targeted high-resolution sound from each driver, ensuring a captivating sound experience with rich bass, dynamic soundstage, crisp, detailed vocals, and an immersive, huge soundstage.
High-Precision 4-Way Acoustic Crossover System
To get the best possible sound from each driver unit, Juzear has implemented a highly-precise 4-way acoustic crossover system on the Nebula. The crossover utilizes an advanced electronic crossover and 4-independent acoustic tubes. The dynamic driver is tasked with delivering quality lower-end with good reach and punchy slam, the BA drivers are tuned to deliver an exceptional clarity in the mid-high frequency band, and the micro-planar is tuned for an excellent reach and definition in the high-frequency band. Together these five-drivers deliver a crisp, high-resolution clarity that presents each genre with exquisite performance.
Flagship-Level Stock Cable
Juzear bundles the Nebula with a high-quality stock cable that punches way above its price class. The cable features a premium 6N OCC silver-plated wire conductor configuration with a massive 400-core count(100-cores per strand). These wires are protected by a durable PVC double-layer jacket. It adopts standard 0.78mm 2-pin connectors and features an interchangeable termination plug system with 3.5mm and 4.4mm plugs included in the package.
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Questions & Answers
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