AAC HPX-1 Classic with Mil-Spec Lemo to 2.5mm TRRS

HPX-1 Classic Our HPX-1 Classic features 2 paralleled cables with twin 28-gauge single crystal OCC Copper conductors in adjoining PVC jackets, insulated with PE dielectric. Making this a highly unique headphone cable design, and impervious to noise and channel crosstalk, the Left and Right channel conductors are independently shielded with a braided silver-plated OFHC copper shield. Our HPX is designed not only for high resolution audio performance in the intimate environment of headphone listening, but is also ideal for multiple application compatibilities, and rugged durability for travel. Each HPX-1 is built to order for your specific application and ready to ship in 3-5 days. Handcrafted one cable at a time, with pride in San Diego, California, USA.
Headphone Brand Model Compatibility:
Focal Utopia


HPX-1Õs conductors are made using highest-quality technique for drawing copper, ÒOhno Continuous CastingÓ, or OCC, resulting in a signal path of the utmost integrity, designed to resolve every nuance in your favorite recordings. Independently shielded left and right channel geometry makes for a noise free listening experience, with zero crosstalk. Our ultra-high purity OCC is insulated in a musical sounding PE dielectric, providing a detailed, and tonally accurate, rich, and full-bodied presentation. The robust, yet highly flexible construction is perfect for both home and travel. Quality name brand connector parts, and a no-noise Techflex multifilament jacket round out a high-performance design that takes any audiophile headphone model to a new and improved level of performance than stock cables.


Mil-Spec Lemo style plug for Focal Utopia at headphone PLUSSOUND Cryo Treated 2.5mm TRRS Plug at AMP / DAP (Compatible with Astell & Kern devices)


Ultra-high purity 2x 28 awg single crystal OCC Copper conductors per channel, insulated with PE dielectric.  L/R channels are independently shielded with a braided silver-plated OFHC copper shield, and covered with a durable PVC jacket.

HPX-1 Classic HPX-1SE
Oxygen Free High Purity Silver Plated Copper Conductors    
Musical Sounding Foamed Polyethylene Insulation    
Left / Right Channels Independently Shielded with OFC Copper Braid    
Techflex No-Noise Multifiment Jacket    
Brushed Aluminum Y Splitter  
High Performance Eidolic Or Furutech Connector Options  
Audiophile Grade Cardas Quad Eutectic Silver Solder    
Custom Shop Assembly by Phil Martinez    

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