100 feet 16AWG Solid Copper, Oxygen-Free Speaker Wire Cable Overview Get the most out of your home audio system with high quality, oxygen-free copper speaker wire from Cables & Etc. This wire features two conductors made of high purity (greater than 99.95% pure), oxygen-free copper. One side of the clear outer PVC jacket is marked with a blue stripe to indicate polarity. Main Features; 100% pure copper wire; Cable Type: Loudspeaker cable; Gauge: 16AWG; Length: 100 feet; Resistance per Meter: 0.0087 ohm. Specifications: Perfect for high end speakers. Good for use with banana plugs. Clear PVC outer jacket. Two conductor cable with blue stripe for matching polarity. Cables & Etc,LLC is the owner of the trademark C&E. This UPC is trademarked under C&E. Any violation will be reported to Amazon without any prior warning.