Acoustune ARS133 Pentaconn Ear 4-Core Mix OFC Copper / Silver-plated Copper 4.4mm Balanced Upgrade Cable
Best upgrade for audiophiles seeking enhanced vocal clarity and balanced sound.
Elevate your audio experience with the Acoustune ARS133, a premium 4-core balanced upgrade cable engineered in Japan. This cable masterfully blends Oxygen-Free Copper (OFC) with silver-plated OFC wire, enhancing audio clarity and female vocal performance. Its L-shaped 4.4mm plug utilizes non-magnetic materials to minimize interference and noise, while the unified gunmetal finish offers a sophisticated aesthetic. Designed for high-end earphones, it includes a durable aluminum case for protection and portability, ensuring your investment is well-preserved.
$299.99
Owner Satisfaction
4.7
/ 5
Category Rank
333
/ 5782
#333 in Audio & Video Cables
Price vs Category Average
-45%
Below average
Connector Type
4.4
/ Pentaconn Ear to mm Balanced
Who it's for
- Audiophiles seeking a balanced, detailed, and musical sound signature
- Listeners using modern high-end DAPs requiring balanced power
- Commuters needing a durable, flexible, and comfortable cable
Who should skip it
- Listeners sensitive to bright treble or stiff cable materials
- Owners of standard 2-pin or MMCX universal IEMs
- Budget-conscious buyers seeking maximum value for their investment
Performance breakdown
Vocal Clarity
Silver-plated conductors bring a distinct, airy presence to female vocals.
Signal Integrity
Non-magnetic plug materials effectively silence unwanted electromagnetic interference.
Build Durability
Robust four-core construction ensures longevity for daily high-end listening sessions.
Aesthetic Finish
The gunmetal finish offers a sophisticated, professional look for premium setups.
Connector Precision
Pentaconn Ear interface provides a secure, reliable connection for high-fidelity audio.
Portability
Included aluminum case provides excellent protection for travel and storage.
Key Specs
Connector Type
Pentaconn Ear to 4.4mm Balanced
Conductor
4-Core mix of OFC copper and OFC silver-plated copper
Length
Approximately 1.2 meters
Design Origin
Engineered in Japan
Plug Material
Non-magnetic material
Aesthetics
Unified semi-matte gunmetal color
Connector Plating
Silver Plated
Cable Shape
Round
Features
- Natural acoustic expression
- Enhanced female vocal clarity
- Minimized signal interference
- Reduced connector noise
- Unified design aesthetic
- Includes protective aluminum case
- Upgrade for high-end earphones
- Robust construction
What customers say
The Acoustune ARS133 upgrade cable is highly regarded for its exceptional build quality and noticeable sonic improvements. Its mixed conductor design is frequently mentioned for boosting clarity and treble extension without sacrificing musicality, leading to a wider soundstage and enhanced micro-detail. Users also praise its premium feel, excellent flexibility, and minimal microphonics, which significantly improve daily use. The secure connectors further contribute to a sense of lasting reliability. These tangible enhancements in sound and ergonomics make it a worthwhile investment for discerning listeners seeking a superior audio experience.
Know before you buy
The ARS133 uses a hybrid mix of OFC copper and silver-plated copper to balance warmth with detail. You will notice a more natural acoustic expression and improved clarity, particularly in the midrange where female vocals tend to shine.
This cable features the Pentaconn Ear connector, which is specific to certain high-end earphone models. Please verify that your earphones utilize the Pentaconn Ear interface before purchasing, as it is not compatible with standard 2-pin or MMCX connections.
The 4.4mm balanced connection provides a more stable, interference-free signal path compared to standard unbalanced connections. By using non-magnetic materials in the plug, the ARS133 further reduces signal noise, resulting in a cleaner, more precise soundstage.
Yes, the ARS133 is built with robust construction designed for professional audio environments. It also includes a dedicated aluminum case, which helps protect the cable from damage and tangling when you are traveling or storing your gear.
The cable measures approximately 1.2 meters (3.94 feet), which is the standard length for portable listening. Its round cable geometry is designed to be flexible and manageable, minimizing the likelihood of frustrating tangles during use.
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