More sophisticated home audio distribution systems require more sophisticated wiring. This unique cable has the 14/4 in-wall speaker wire for your sound plus a UTP Cat 5e cable for your controls. Impact Acoustics in-wall speaker wire is made from 41 strands of 99.9% high-purity copper, making it very flexible and less likely to kink during installation. Cat 5E UTP cable for home networks and low voltage applications consist of four twisted pairs of 24AWG, 350MHz cable. This cable is CL2 rated for use inside walls and features a Flame-retardant jacket that helps to diminish the potential of fire spreading between floors. All cables are color-coded for easy identification. To help you keep track of cable used, the cable jacket is sequentially marked every two feet.