The JUPITER speaker cable our best speaker cable yet, it utilizes a new version the Sonus Concordia MATRIX HELIX geometry. The JUPITER SC offers a greater sense of space and timing, it has an effortless dynamic impact with extremely fast startups of transients. Microdynamics is highlighted in a very pleasant way, well articulated but never harsh. The soundscape is deep, wide and high, with lots of air It’s the nr1 choice for big speaker systems with a lot of bass due to its remarkable bass control. It allows you to hear nuances and the voices of individual instruments are big crescendi like never before. All our speaker cables are made of 20 awg solid core CDA-101 Cu isolated with pure cotton.