Pro-Ject Audio Connect It LS S Speaker CableThis high quality speaker cable uses four 0. 75mm solid core conductors. Each conductor is made of high purity oxygen free copper (HP OFC). Manufacturing is done in a complex process with a long cool down period and accurate twisting of the single cores. Best possible purity of copper and dielectric guarantees a real reference cable design. In contrast to conventional litz speaker cables, where electrical, mechanical and magnetic interaction between