ACCL 16AWG Bare Copper 4-Conductor Indoor/Outdoor Speaker Cable – 500 FeetOne of the joys of having a quality audio video system is being able to install speakers throughout the house, and even put them outdoors for when youre enjoying those warm summer days and nights. Most loud speaker cable isnt suitable for outdoor use because it isnt built to handle the elements it can be subjected to when run outside the home. The wires inside this loudspeaker cable are protected by three separate jackets; the color coded red, green,