Five Star Cable 500ft 16 AWG 4 Conductors CMR Rated 16 4 Audio Speaker Cable, Bare Copper White 500ft 16 AWG 4 conductors 16-4, 16/4 UL Listed CMR Bare Copper Speaker Audio Cable Easy Pull box design. Additinal ripcord for convenient installation. 16/4 UL listed CMR Riser rated makes it acceptable for most building and electrical codes. High quality speaker cable made for home and office sound systems. PVC Jacket, 500ft, White