Effect Audio Cadmus II Solid Core 8-Wire In-Ear Headphone Cable
Best upgrade for audiophiles seeking enhanced clarity and refined high-frequency detail.
The Effect Audio Cadmus II is the world's first hand-woven, 8-wire solid-core IEM cable, designed to elevate your audio experience. It delivers a fuller sound with exceptional control and depth, particularly excelling in higher frequencies to reveal hidden details and add clarity. This cable offers a crisp, refined sound signature, making every note more vivid. Featuring a 26 AWG 8-wire construction with UP-OCC silver-plated copper solid core technology, it ensures cleaner, more consistent audio performance. The EA UltraFlexi™ insulation and redesigned carbon fiber Y-split and hardware provide enhanced ergonomics and a sleek aesthetic.
$199.00
Owner Satisfaction
4.5
/ 5
Category Rank
1969
/ 5745
#1969 in Audio & Video Cables
Price vs Category Average
-63%
Below average
Wire Gauge
26
/ AWG
Who it's for
- Audiophiles seeking authoritative bass and a powerful sonic presentation
- Listeners prioritizing premium build quality and long-term cable durability
- Critical listeners wanting enhanced resolution and a wider soundstage
Who should skip it
- Commuters needing a lightweight and highly portable cable solution
- Casual listeners seeking an affordable upgrade for their IEMs
- Users sensitive to cable noise during active movement
Performance breakdown
High-Frequency Resolution
Unlocks hidden micro-details and crisp clarity in the upper registers.
Low-End Control
Delivers a punchy, impactful bass response without sacrificing overall sonic balance.
Ergonomic Flexibility
UltraFlexi insulation ensures the cable remains supple and comfortable during use.
Build Integrity
Solid-core construction provides a robust, premium feel with exceptional durability.
Connection Versatility
The ConX system offers seamless compatibility across various high-end IEM models.
Aesthetic Refinement
Forged carbon fiber accents provide a sophisticated, modern visual statement.
Key Specs
Wire Gauge
26 AWG
Conductor Material
UP-OCC Silver-Plated Copper
Insulation
EA UltraFlexi™
Length
120 cm
Connection System
ConX 2-pin
Termination
Rhodium Plated Brass
Core Structure
6 bundles of various sized cores
Features
- World's first 8-wire solid-core IEM cable
- Enhanced higher frequency detail and clarity
- Fuller sound with firm control and impactful depth
- Clean and consistent audio performance
- Improved ergonomics and portability
- Sleek and modern hardware design with forged carbon fiber accents
- Exceptional speed and musicality
- Standard ConX 2-pin system
- Exceptional clarity and resolution
- Bold yet controlled low-end
What customers say
The Effect Audio Cadmus II is overwhelmingly praised as a worthwhile premium IEM upgrade, primarily for its sonic refinement. Users consistently note substantial improvements in bass texture and overall clarity, delivered through a balanced presentation that enhances resolution without aggressive frequency pushing. The soundstage expands, offering deeper imaging for an immersive experience. Build quality is rated exceptionally high, reflecting superior craftsmanship. However, the 8-wire design introduces minor comfort challenges due to increased weight and reduced flexibility during long sessions. While sonic gains are tangible, the substantial investment means this cable is best suited for dedicated audiophiles seeking the final degree of refinement for their high-end IEMs.
Know before you buy
Solid core conductors minimize the interaction between individual strands, which helps reduce distortion and signal interference. This results in a cleaner, more consistent audio performance with improved clarity and resolution.
You can expect a fuller sound with more depth and a tighter, more controlled low-end. The cable is specifically engineered to enhance higher frequency detail, making the overall presentation feel more vivid and refined.
Despite the 8-wire configuration, the cable remains ergonomic and portable. Effect Audio uses their proprietary UltraFlexi insulation to ensure the cable stays supple and comfortable for daily use.
The ConX system allows you to swap the connector ends of your cable, meaning you can use the same cable with different IEMs that require different connection types. It adds significant versatility, so you aren't locked into a single interface.
While silver-plated copper is known for its clarity and high-frequency extension, the Cadmus II is balanced to maintain a full, musical sound. It provides detail without sacrificing the body or impact of the lower frequencies.
Rhodium plating is highly resistant to corrosion and offers excellent conductivity. It provides a durable, reliable connection that helps maintain signal integrity over time.
Still have a question?
Ask Hayley anything about this product before you decide.