The Entreq's Eartha Challenger Ground Earth cable is a hybrid Copper/Silver cable that is rather neutral and with good details.

The Entreq's Eartha Copper Ground Earth cable produces a warm effect on your system.

The Entreq's Eartha Apollo Ground Earth cable produces a neutral, but very open and detailed on your system.

The new Blue Heaven LS iKable combines silver-plated, OFC solid core conductors with Nordost’s innovative precision FEP extrusion technology, greatly reducing dielectric properties in order to increase signal speeds and accuracy in signal transfer. Available terminated with 3.5mm Minijack plugs, RCA plugs or XLR plugs

With Oxygen-Free Copper conductors in Wireworld’s new Tri DNA Helix cable design, Luna 8 provides superior impact and expressive dynamics, while the superior Composilex 3 insulation improves focus and clarity.

Atlas only uses the purist quality copper in its products with the Equator Integra being no exception. Utilising Atlas’ Ohno Continuous Cast (OCC) 5N (99.999% pure – the highest purity available) copper technology, each strand is ‘pulled’ from a single copper crystal, enabling electrical signals to flow with the least deletions.