straight away - the cables are working without problems. However, they are more suitable for a permanent installation as for permanent mounting and dismounting. the shield works well. I am a DJ and use the cable in mobile Exertion - with permanent and unplug two Pioneer CDJ with the mac to join. Here crackle the cable when Curled audible because the jacket is not firmly locked around the core. the cables are bundled continue with me and rolled up again, crackling that's something scary. I am waiting because actually only on the failure of the shielding. if one does not, however, the cables for mobile use they function reliably and you get for the price good cable.