Elite Audio Cable is 500ft, 14AWG, 4 Conductors, PVC jacket, made of Oxygen free 100% pure copper Voltage rating: 300V rams; Continuous working temperature range: -20 Degrees C ~ 75 Degrees C. Oxygen free cables give you the boost in performance over longer runs and are more reliable in durability and signal transmissions. Resistant to solvents chemicals, gasoline, radiations and UV protected. It's UV protection gives it the ability to be directly buried out of sight or installed outdoors. UL Listed, ETL Verified, RoHS Compliant, 3rd Party Tested for safety and performance. All cables have specification and UL printed on jacket.