16 GAUGE IN WALL SPEAKER WIRE - GearIT Speaker Cable copper wires come in 2 conductor stranded copper wire designs. Suitable for in wall, in ceiling, attic, basement, and other office indoor home speaker setups. Suitable for 12V wire gauge (12 volt wire gauge), but max voltage of 30V. COPPER CLAD ALUMINUM WIRE (CCA) - Solid bulk speaker wires made of CCA are copper clad wire construction for high quality sound. GearIT CCA Speaker Cables provide true surround sound and high end audio sound wire experience without breaking your budget. SURROUND SOUND SPEAKER WIRE SETUP - Our thick copper wire and speaker wires are perfect for most in wall home theater sound system setup, subwoofer, tower speakers, bookshelf speakers, center channel, home theater, radios, loudspeakers, and more. Made compatible with Klipsch, Sony, Onkyo, JBL, Yamaha and other speaker systems. SOUND WIRE WITH POLARITY - GearIT 16 Ga Speaker Wire copper wire cables come with colored pvc jacket for easy polarity identification. Typically, red speaker wire (light color) is positive and black speaker wire (dark color) is negative. FOR IN WALL, IN CEILING SPEAKERS - Our GearIT CL2 speaker wire cable comes in 100ft, 200ft lengths and white colored trailer wire. Search for GearIT 16 AWG Speaker Cables to find all our 16 ga speaker wires. All GearIT indoor in wall speaker copper wires come with a limited lifetime warranty.