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  • Vortex Reference

Vortex Reference

2DD + 2MEMS Flagship In-Ear Monitors

  • V-shaped sound with wide, deep soundstage and inky black background
  • Thick, heavy bass that feels liquid yet rigid without bleeding
  • Includes Titan and Iris premium cables
  • 4-driver configuration: 2 x Passive MEMS Tweeters, 2 x Dynamic Drivers
  • 102dB sensitivity and 23 ohms impedance
  • Limited to only 100 units worldwide
Regular price £2,799.00
Sale price £2,799.00 Regular price
Unit price

VAT and Duties Included for UK and Eligible EU Customers.

If you are outside the UK or EU, the price does not include any taxes. Local taxes and import duties will be extra. They will be raised by the local authorities and billed directly to the customer.

VAT and Import Taxes FAQ

  • Estimated Delivery:Jun 14 - Jun 18

Vortex Reference

Vortex Reference

Regular price £2,799.00
Sale price £2,799.00 Regular price
Unit price

Reference-GradeIn-EarMonitors

Vortex Reference

Vortex Reference is not merely an earphone; it is a precision instrument for sonic evaluation, dedicated to all who pursue unadulterated sound.

Every element – from the housing, drivers, and circuitry to the accompanying cable – is meticulously engineered for uncompromised fidelity. Consequently, every judgment you make about sound now possesses an undeniable, empirical foundation.

Acoustic Benchmark: Absolute Linearity, Uncompromised Fidelity.

The Reference is meticulously designed to achieve a ruler-flat frequency response, akin to professional monitoring equipment, delivering an unadulterated, reference-grade auditory experience. It rigorously eschews any artificial coloration or frequency embellishment, aiming instead to meticulously render every nuance of the recording and faithfully convey the inherent characteristics of any connected cable. For music creators and seasoned audiophiles, it stands as the definitive arbiter of sonic truth, providing the ultimate basis for verifying sound authenticity.


Revolutionizing Transducer Drive

Effortless Direct-Drive with the Passive Dual MEMS System.

Unlike traditional MEMS units that often necessitate dedicated amplification, the Vortex Reference integrates the world's inaugural passive dual MEMS tweeter system. Leveraging a meticulously engineered acoustic architecture and our proprietary ATCC circuit integration, it achieves revolutionary drive optimization. This innovative design obviates the need for specialized external amplification, enabling seamless, full-range drive directly from conventional portable sources. Consequently, users can effortlessly access the extreme high-frequency extension and pristine detail inherent to MEMS technology, anytime, anywhere.

Revolutionary Treble

The World's First Passive Dual MEMS Driver System.

The Reference is meticulously designed to achieve a ruler-flat frequency response, akin to professional monitoring equipment, delivering an unadulterated, reference-grade auditory experience. It rigorously eschews any artificial coloration or frequency embellishment, aiming instead to meticulously render every nuance of the recording and faithfully convey the inherent characteristics of any connected cable. For music creators and seasoned audiophiles, it stands as the definitive arbiter of sonic truth, providing the ultimate basis for verifying sound authenticity.


MEMS Technology

The Acoustic Revolution of the Semiconductor Era

MEMS drivers are spearheading the future of tweeter technology. Their silicon-based, ultra-thin diaphragms, synthesized with high-molecular polymers, offer unparalleled consistency, precision, ultra-light mass, and precise control. This enables them to achieve exceptionally low harmonic distortion and eliminate diaphragm break-up across the entire frequency range. In terms of both performance and stability, MEMS technology comprehensively surpasses traditional electrostatic drivers, providing pristine and flawless signal reproduction.

Dual Dynamic Driver Core

The earphone employs a dual dynamic driver architecture, forming a robust foundation for the mid and low frequencies. The independent low-frequency driver features a high-rigidity aluminum-magnesium alloy diaphragm, delivering rapid transient response, profound depth, and distinctly layered bass performance. The mid-frequency driver incorporates an exclusive three-layer composite titanium-plated diaphragm, whose exceptional hardness effectively suppresses cone breakup, significantly reducing distortion, and presenting vocals and instruments with rich density and authentic texture.

Bass Core

High-Rigidity Aluminum-Magnesium Alloy Dome Driver

The independent 8mm composite aluminum-magnesium alloy diaphragm bass driver is our answer to achieving superior dynamics and minimal distortion. Eschewing traditional single-material structures, we adopted a more complex composite design: a high-polymer PU surround combined with an aluminum-magnesium alloy dome. The high rigidity of the aluminum-magnesium alloy dome effectively mitigates low-frequency cone breakup, resulting in lower distortion and a more agile bass response. Concurrently, the specially formulated high-polymer PU surround allows for deeper sub-bass extension and a wider dynamic range, while fostering a more realistic and natural soundstage dispersion.

Precision Cavity Design

Suppressing Sonic Coloration Through Physical Structure

The earphone's housing is crafted from high-precision CNC-machined aluminum alloy, with its interior further treated with a unique diamond-cut-like finish. This design ingeniously utilizes precise geometric facets to achieve diffuse sound wave reflection, effectively dispersing unwanted harmonic resonances and standing waves within the cavity. This process reduces sonic coloration, laying a solid physical foundation for an expansive, precise, and three-dimensional soundstage.

Pure Signal Transmission

Imported 7N OCC Monocrystalline Copper Internal Wiring.

To guarantee the absolute purity of the signal path from the connector to the drivers, all internal wiring within the earphone utilizes imported high-purity 7N OCC (Ohno Continuous Casting) monocrystalline copper cables. Its exquisitely uniform crystal structure imparts neutrality, high density, and fluidity to the sound, ensuring that even the most delicate audio signals are precisely transmitted to each transducer without loss or interference.

No -Compromise Engineering

Premium - Grade Crossover

The internal crossover network exclusively employs top-tier audiophile-grade components, including US-made RA resistors, Japanese ELNA audio-specific electrolytic capacitors, and Vishay low-temperature drift capacitors. These components construct an exceptionally pure, low-phase distortion signal path, physically ensuring that every milliwatt of power is precisely converted into sound, embodying an uncompromising engineering design philosophy.

Bass Core

ATCC

Our proprietary ATCC  is a sophisticated temperature-compensated wideband crossover technology. Its core lies in the parallel connection of two premium capacitors with distinctly different temperature characteristics: a temperature-sensitive audiophile-grade electrolytic capacitor and an ultra-low temperature drift capacitor with exceptional thermal stability. During the initial listening phase, the operating current primarily flows through the stable low-temperature drift capacitor, ensuring rapid attainment of accurate sound. As the internal temperature reaches its ideal operating range, the electrolytic capacitor fully engages. These two capacitors adaptively couple and cooperate in their output, ultimately maintaining a warm and rich mid-range while significantly enhancing overall detail resolution and bandwidth performance, achieving consistent stability and high-resolution from startup through extended listening sessions.

Ultra Series-TITAN

Embodying the colossal power of the Greek Titans, the Ultra Series-TITAN is structurally tuned towards a harmonious blend of atmospheric breadth and impactful dynamism. Like a gentle giant, it possesses both a robust sonic foundation and nuanced expression.

Zenith Series-IRIS

The Zenith Series-IRIS is tuned for agility and precision, with its structural calibration geared towards accurate reproduction of the original sound, allowing the inherent acoustic characteristics of the equipment to be fully unleashed.

Global Limited Edition of 100 Pairs

Vortex Reference integrates cutting-edge technology with exquisite craftsmanship to create an earphone that meets our stringent acoustic criteria, meticulously handcrafting a reference-grade in-ear monitor that defines authenticity. To this end, each pair of Vortex Reference undergoes precise matching from material selection to assembly and is assigned a unique serial number, dedicated to the most discerning audiophiles.

Specifications

Technical Specifications

  • 2 x Dynamic Drivers, 2 x MEMS

  • 23 ohms (at 1kHz)

  • 102 dB

  • 10 Hz - 80 KHz

Cables

  • 4 Wire / 4.4mm / 2-Pin 0.78mm / 120cm ± 5cm

  • 2 Wire / 4.4mm / 2-Pin 0.78mm / 120cm ± 5cm

Inclusions

  • Protective Leather Case, Nylon Mesh Protection Bag, Mirror-Finish Metal Polishing Cloth, XWB Eartips (Manufactured by Nostalgia Audio)

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