Key Features & Technical Specifications
8.30mm Dual-Magnetic Dual-Chamber Titanium Dome Dynamic Driver — Tesla-level magnetic circuit with titanium dome for lightning-fast transients, powerful yet controlled bass, natural decay, and full-range coherence without phase issues.
Vinyl-Style Dual-Core Tuning — Switchable or inherently balanced between neutral/reference mode for faithful reproduction and warm/vinyl mode for lush, emotional analog charm with black vinyl grain, particle sense, and depth.
Premium Build & Aesthetics — Five-axis CNC-machined meteorite-textured cavities for a cosmic, high-end feel; diamond-inlaid crystal resin faceplates with laser-engraved "FORTUNA" detailing; lightweight ergonomic shells offering superior passive isolation and all-day comfort.
Detachable Cable — High-purity balanced cable (standard 4.4mm termination), 0.78mm 2-pin connectors for easy upgrades and customization.
Technical Specs
Driver: 8.30mm Dual-Magnetic Dual-Chamber Titanium Dome DD
Impedance: 28Ω (scientifically optimized — phone/DAP/amp friendly, no frontend anxiety)
Sensitivity: High (easy drive, ~105–110dB range typical for series)
Frequency Response: Wideband (deep sub-bass to extended treble, ~5Hz–40kHz+)
Connector: 0.78mm 2-Pin
Sound Signature & Performance
The FORTUNA F718S delivers a warm-organic, vinyl-infused tuning with exceptional density and musical flow — tri-band seamless, elastic bass, sweet mids, and refined highs for immersive, fatigue-free sessions.
Bass — Deep, textured, elastic, and controlled; physical impact with vinyl-like warmth and natural rumble — no bleed, perfect particle sense.
Mids — Sweet, forward, and richly detailed; vocals glow with emotional depth, intimacy, and lifelike presence — ideal for ballads, jazz classics, and oldies.
Treble — Smooth, extended, and gentle; airy sparkle without harshness, maintaining analog refinement and modern resolution.
Technicalities — Impressive coherence, wide soundstage, strong dynamics, precise imaging, and holographic feel — true flagship single-DD performance prioritizing musicality over hyper-analysis.
Perfect for Cantopop/oldies, jazz, rock, acoustic, and relaxed electronic — it brings songs to life with emotion, nuance, and that "black vinyl" soul while handling contemporary genres effortlessly.
EarAcoustic FORTUNA - a blend of artistry and technology
This flagship eliminates barriers: ultra-low 28Ω impedance for universal pairing, palace-grade acoustics for vinyl-era bliss, and collector-level design that looks as stunning as it sounds. If you're seeking the ultimate single-DD experience with analog warmth, reference coherence, and luxurious build, the FORTUNA F718S delivers unmatched artistry.
Product Overview
Utilizing five balanced-armature drivers with 3-way passive crossover, the Westone B50 is designed for the music lover who just can’t get enough low-end. By combining Westone's largest low-end balanced-armature driver, with two mid-range, and two high-frequency drivers the B50 creates a sound that is totally immersive, with sonic detail and clarity.
Includes
B50 Universal-Fit Earphones
Westone Bluetooth Cable
5 Pair Patented STAR™ Silicone Tips
5 Pair True-Fit™ Foam Tips
Exchangeable Faceplates
Deluxe Zippered Carrying Case
2 Year Limited Warranty
Features
TRUE-FIT® TECHNOLOGY: 60 years of experience designing products for the ear, has resulted in a universal-fit earpiece that is compact, low-profile, lightweight, and extremely comfortable. Westone's proprietary eartips enhance the performance of the B50 by ensuring a great fit and seal, right out of the box.
BALANCED-ARMATURE DRIVERS: Westone’s proprietary balanced-armature drivers provide enhanced sonic detail and frequency range that extends well beyond other in-ear solutions.
BLUETOOTH CABLE: Full-resolution Bluetooth Cable uses aptX® technology to deliver extraordinary detail, clarity, and a dynamic soundstage that has to be heard to be appreciated. The Westone Bluetooth Cable features; 8 hours of battery life, a 10 meter/ 32 foot range, has a water and dust resistant IPX-4 rating, and features Westone's exclusive MMCX Audio® connectors, which allows the Bluetooth Cable to be used with any custom-fit or univeral-fit earpiece.
HIGH-DEFINITION SILVER MMCX® CABLE: Westone's High-Definition Silver MMCX® Cable features four strands of low-resistance, pure-silver plated copper alloy, braided around a center strengthening core. Low resistance silver-plated copper wire improves electrical conductivity, providing extraordinary clarity and
Specifications
Sensitivity: 118dB SPL @ 1mW
Frequency Response: 10 Hz - 20 kHz
Impedance: 25 ohms @ 1 kHz
Passive Noise Attenuation: 25dB
Driver: Five Balanced-Armature Drivers, with 3-way Passive Crossover
Cable: High-Definition Silver / Bluetooth
Cable Length: 52” (132 cm) / 27.5” (70 cm)
*10 Balanced Armatured In-Ear Monitor
*Limited to 199 sets worldwide
*5-Channel electro-acoustic phase synchronization distribution design
*3-Channel acoustic conduit
*3D Acoustic architecture technology
*Limited edition CNC metal cavity with ancient Egyptian elements
*Configure an exclusive customized limited edition upgrade line with ancient Egyptian elements
*Apot hidden air hole technology
*Product warranty - 1 year
*Provide customized private model services
LSIS performs very well in interpreting vocals, especially the female singer, whose voice is sweet and transparent. The expressiveness of the treble is outstanding.
-Rich and natural sub-bass presence that does not veil or overpower other frequencies.
-Provides clarity and shimmer in the upper mids and treble without being bright or harsh.
-Engaging treble tonality.
-Excellent transient response, delivering crisp percussive sounds.
-Great presentation of bright recordings.
-Clear and crisp female vocals without sibilance, particularly enhanced for acoustic music but not overly forward.
-Overall engaging sound signature.
Tuning and Sound Signature
The Khopesh features a deep, resonant sub-bass and well-extended treble, providing clarity and detail with a hint of shimmer, without becoming overly bright or harsh. It maintains a balanced sound with an enhanced sub-bass that adds a sense of power and presence. There's a slight warmth from the natural decay of sound, rather than a smooth or thick presentation. The upper mids and treble offer clarity and detail, with instruments like the cello and bass guitar conveying warmth, and vocals and cymbals sounding clear and detailed without being too forward. The mids are carefully tuned to avoid a hollow sound, and the treble is well-controlled to prevent harshness or sibilance, with a satisfying treble tonality. Bass remains well-contained, not intruding into the midrange frequencies enwhen using stock white eartips and a linear source.
Cable
The stock cable has the best timbre and overtones for the treble, but can be slightly dark. A soft and ethereal-sounding cable makes the presentation slightly bland despite maintaining a sub-bass quantity that feels out of place. The UM Copper M3, a4-Wire 22AWG High-grade OCC Copper with PVC Shielding, is the best. It improves speed and clarity, smoothes the edges, adds sub-bass elasticity and rumble, and the treble maintains most of the timbral quality with more sparkle. The UM Copper M3 may not have perfect synergy with the Mest Indigo (imo), but it works well with the Khopesh.
Five Custom Dynamic Drivers
The 7Hz FIVE is equipped with five custom 6mm dynamic drivers per side. Each driver operates independently within its own acoustic chamber, ensuring every driver contributes to the overall sound. This design offers unparalleled clarity and separation, creating a rich and immersive listening experience.
Precision Electronic Crossover and Premium Components
The FIVE employs a meticulously designed electronic crossover circuit, utilizing high-precision imported electronic components. This combination ensures seamless integration of low, mid, and high frequencies, providing a uniquely refined auditory experience.
High-Purity Silver-Plated Oxygen-Free Copper Cable
The earphones come with a high-purity silver-plated oxygen-free copper cable. Featuring a four-strand parallel design with 49 wires per strand, totaling 196 wires, this cable enhances signal transmission and reduces interference, delivering pure, unadulterated sound.
Exhilarating Sound Quality
The 7Hz FIVE delivers solid, thunderous low frequencies, robust midrange, and smooth, non-fatiguing high frequencies. With its high energy and rapid dynamic response, these earphones offer a sound experience akin to high-quality speakers, enveloping users in rich, detailed audio.
SPECIFICATIONS
Model: FIVEFrequency Response: 5-40000HzImpedance: 12ΩCable Type: Silver-plated cableCable Length: 120±5cmTHD: <0.5%/1KHzSensitivity: 105dBPin Type: 0.78
SUPERIOR SOUND WITH LARGE-DIAMETER MAGNESIUM ALLOY DYNAMIC DRIVER UNIT
Project ACE In-Ear Monitors (IEMs) are high-fidelity earphones designed for audiophiles. They boast a 12mm Dynamic Driver unit crafted with premium materials like magnesium alloy and beryllium. This combination delivers crisp highs, powerful bass, and exceptional detail across the entire frequency range.
REVOLUTIONIZING AUDIO WITH T.B.A.C. TECHNOLOGY
Project ACE IEM features a revolutionary approach to earphone design with its patented T.B.A.C. technology. This unique system employs three chambers to achieve unparalleled sound clarity. The first chamber tackles distortion head-on, ensuring a pure listening experience. The second chamber prioritizes structural integrity while meticulously managing airflow for optimal sharpness. Finally, the third chamber guarantees a consistent flow of air, further enhancing audio precision. This innovative design promises a complete transformation in how you experience your music.
LIGHTWEIGHT AND STRONG ALUMINUM WITH HIGH-PRECISION CNC PROCESS
Project Ace earphones are manufactured utilizing a handpicked T6063 aluminum alloy. This aluminum is lightweight, strong, and corrosion-resistant. Unwanted vibrations are eliminated when the audio passes through the rigid shell owing to the aluminum’s high toughness. Project Ace employs CNC machining to guarantee that the density of their earphones is consistent and that their precision is unparalleled. The shells are manually ground, polished, and anodized to ensure they’re both beautiful and strong for many years.
THE COAXIAL SHIELDED AND TWISTED BALANCED MODULAR CABLE
The Project Ace earphone cable takes a unique approach to sound quality through a combination of different cable types. It uses both coaxial shielded and twisted balanced cables, along with a special Litz type5 coaxial braided cable. This isn't just a mishmash of wires - the eight cores are a complex design that blends copper and copper silver-plated cores in a specific ratio. This combination aims to reduce internal resistance, which in turn leads to improved sound separation and overall clarity.
SPECIFICATIONS
Brand: HiBy
Model: Project Ace
Drivers In Each Side: 12mm Mg-Alloy & Be-plated Dynamic Driver
Impedance: 32Ω
Frequency Response: 20-20,000Hz
Sensitivity: 115dB at 1kHz
Max Input Power: 100mW
Length: 1.25m
Cable Material: Litz Type5 Coaxial Cooper & Silver-plated Balanced Cable
THD: <1%
Interface Type: 0.78mm Dual-pin
Termination Plug: 3.5mm/4.4mm
Rose Technics comes up with a flagship-grade multi-driver hybrid set of in-ear monitors, presenting the Rose Technics QT-X. Designed with a seven-driver hybrid configuration on each side housing one 8mm Tesla dd and six high-performance balanced armatures, the QT-X packs an impressive performance that is gonna bring your music with all-new clarity and resolution. Enjoy your music with the superb clarity and loving vocals of the amazing Rose Technics QT-X.
Irresistible Sound Enjoyment With Seven-Driver Hybrid Configuration:-
Rose Technics QT series has always featured professionally-adjusted hybrid configurations. The pair comes with a seven-driver hybrid setup housing an 8mm Tesla Dynamic Driver with six high-performance balanced armature drivers. The drivers are arranged in a four-way frequency division that ensures lower harmonic distortion, and lower phase differences in the output signal.
High-Performance Tesla Dynamic Driver Unit:-
To deliver an impactful performance, and showcase every single beat in your music with full authority, Rose Technics has equipped the QT-X with an 8mm Tesla dynamic driver unit. The driver uses a high-performance PEK diaphragm with Japanese imported voice coils producing unmatched clarity and resolution in the output signal.
Imported Balanced Armature Drivers:-
Rose Technics has paired the single dynamic on the QT-X with six imported high-performance balanced armature drivers. The pair houses Dual 30018 IF, Dual 30019 HF, and 33ap007 MF & LF balanced armature drivers. BA drivers are known for producing quality resolution and delivering an impressive performance.
Professional Tuning By Experts For Perfect Sound Quality:-
QT series of premium in-ear monitors from Rose Technics are tuned by Mr. Xie Yu, a highly-experienced acoustic engineer(former engineer at Fostex). The latest QT-X is a masterpiece tuned by Mr. Xie, taking him about 3 years to adjust the tuning of this beauty. The QT-X delivers unmatched performance with unparalleled resolution, spacious soundstage, rich vocals, and precisely detailed instruments.
High-Purity Cable With 2-pin Connectors:-
Rose Technics has designed a special high-purity cable for the QT-X, it’s called the Blue Rose. It is a high-purity 5N single-crystal copper cable with proper sheathing that provides a clean sound performance with enhanced resolution and reduced noise interference in the output signal. The cable adopts 2-pin 0.78mm connectors and a 3.5mm termination plug.
Features:
Premium Nine-Driver Tribrid IEMs.
One Dynamic Driver+4 BA Drivers+4EST Drivers Each Side.
Exquisite 904L Stainless Steel DLC-Coated Ear Shells.
Hand-Polished Mirror-Finish Surface.
Full-Organic Complex Cavity Structure Design.
Dual 4-Way Frequency Control With Crossover Design.
Precisely Adjusted Professional Sound Tuning.
Natural, Organic, Lively Sound Tuning.
Massive SoundStage Presentation.
Premium High-End Stock Cable.
8-Core Refined Monocrystalline Copper Cable.
Patented Q-Lock Plus Quick Switch Termination Plug Design.
Extensive Range of Accessories.
DUNU Takes us on an all-new journey towards the smooth, icy nature, welcome the DUNU Glacier, the all-new flagship multi-driver tribrid IEMs from the house of DUNU. Glacier is something special, DUNU has featured a carefully designed nine-driver tribrid setup in a dual 4-way frequency crossover and control. With expert tuning, DUNU has tuned the Glacier for an impressive sound promising a strong, punchy lower-end, accurate midrange, and exceptional treble detailing. DUNU Glacier flows like a river with its smooth and natural tone. You are gonna love the exquisite ear shells of the DUNU Glacier, they have a premium hand-polished mirror finish for exclusive looks!! Pack your music, and let’s go on the journey towards the Glaciers with the DUNU Glacier!!
Ultimate Acoustics Requires Ultimate Drivers
DUNU has gained expertise in designing premium quality in-ear monitors. For their flagship set, DUNU has equipped the pair with a nine-driver tribrid driver configuration on each side. The pair houses a powerful dynamic driver, four high-performance balanced armature drivers, and four SONION EST drivers as well. These drivers are carefully chosen to deliver true flagship-level acoustic capabilities. They bring you a grand, majestic sound performance just like big icy glaciers. The set finally has a fully dynamic and natural sound, a sound that we are pretty sure you are gonna love. The dynamic driver here handles the bass section, the customized BA drivers handle the mid-high frequencies, and the four EST drivers are here to bring an airy and open high-frequency response.
Glacier-Inspired Dynamic Looks
DUNU Glacier is a specially designed flagship set of in-ear monitors. The pair features exquisitely designed ear shells with a fully organic complex curved body matching the flowing water in the glaciers. DUNU has used premium 904L stainless steel material to carve the stunning earpieces. They are then hand-polished for a classy mirror-finish surface bringing us the final look of the pair. The shells are made up of solid 904L Stainless Steel material. These are the first in the market to offer stainless steel 904L material ear shells. In the end, the pair is treated by DLC(Diamond-Like Coating) on the shells to preserve their looks and provide the pair with enhanced durability.
Dual Four-Way Frequency Crossover
DUNU has designed a complex acoustic cavity structure for the latest Glacier. The pair adopts a dual four-way frequency crossover technique. It has an independent four-channel acoustic sound guide electronic crossover controller. This four-way system precisely controls the frequency response and delivers a consistent performance with each driver unit. With the DUNU Glacier, you are in for a treat every time you put these into your ears.
New High-End Premium Stock Cable
DUNU has specially designed a brand-new cable for the all-new Glacier. This new cable is based on the tuning profile of the Hulk Pro but comes in an all-new White outer sleeve to match the Icy color theme of the Glacier. The cable has an 8-core wire configuration with refined monocrystalline copper high-purity core material. It features triple-layered insulation coating and nylon shock-absorbing braiding, The cable adopts high-quality MMCX con\nectors and features DUNU’s patented Q-Lock Plus Swappable termination plug system. It has 3.5mm single-ended and 4.4mm balanced plugs included in the package of the DUNU Glacier!!
Exclusive Range of Premium Accessories
DUNU Glacier comes with an extensive range of accessories. This includes premium DUNU Candy, DUNU S&S, Spinfit CP145 ear tips, q designer carry pouch, premium high-end cable, etc. DUNU has specially crafted this experience with the Glacier.
Model
Campfire Audio NOVA
Type
Twin Balanced Armature full range drivers
Freq Range
10 Hz – 19 kHz
Impedance
22 ohm (@ 1kHz)
Sensitivity
114 dB SPL /mW @ 1 kHz
Jack
3.5mm gold plated, 90 deg
Cable
1.2m, removable (MMCX) – silver plated copper (ALO Litz Cable)
Weight
24g including cable and tips
IEM Shell
CNC aluminium
Body shape / fit
Ergonomic, cable over ear
The ergonomic shape of the design offers an easy to wear and comfortable fit. The hard anodized finish makes for a great looking earphone. It is durable and ready to stand up to demanding daily use. The Nova’s lightweight design is ideal for all day listening sessions.
Full Bodied + Full Range
Machined aluminum enclosures sets our earphones apart. Dampening and isolating the drivers it protects against intervening vibration. This focuses the musical deliver of the earphone. It sounds as if two offset images have suddenly pulled been in close to find perfect alignment.
Precision Machined Housing
Careful selection of each element of our earphones is just the start of the meticulous assembly of your earphone. Our close attention at every stage from design to production ensures your earphones will be a worthwhile and lasting product.
This attention to detail is also critical in delivering you the superior musical experience from our Orion. We test and select each individual driver for its close conformity to our firmly established tuning and performance criteria. Assembled by expert craftspeople. Inspected carefully and paired tightly.
TECHNICAL SPECIFICATIONS
Brand
Campfire Audio
Model
Lyra II
Type
Single Dynamic Driver IEM
Driver
8.5mm Beryllium PVD diaphragm
Freq Range
5Hz – 22kHz
Impedance
17Ω
Sensitivity
103 dB/mW
Cable Connection
Standard MMCX
Cable Type (SE)
~1.25m, SPC Litz
Jack
3.5mm gold plated single ended, right angled
Weight (Lyra II + cable + tips)
~26g
Casing material
Liquid alloy metal
